Home / 739,367.65-1,103,702.98-649,686.98

Finding the Fourth Proportional to 739,367.65, 1,103,702.98 and 649,686.98

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Solution

The fourth proportional to 739,367.65, 1,103,702.98 and 649,686.98 is: 969,830.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,367.65 : 1,103,702.98 = 649,686.98 : x
  2. Step 2: Convert to fraction form
    739,367.65/1,103,702.98 = 649,686.98/x
  3. Step 3: Cross multiply
    739,367.65x = 1,103,702.98 × 649,686.98
  4. Step 4: Simplify right side
    739,367.65x = 717,061,450,374.69
  5. Step 5: Solve for x
    x = 717,061,450,374.69/739,367.65
  6. Step 6: Final answer
    x = 969,830.71

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.