Home / 732,384.54-1,010,698.74-405,702.55

Finding the Fourth Proportional to 732,384.54, 1,010,698.74 and 405,702.55

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Solution

The fourth proportional to 732,384.54, 1,010,698.74 and 405,702.55 is: 559,874.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,384.54 : 1,010,698.74 = 405,702.55 : x
  2. Step 2: Convert to fraction form
    732,384.54/1,010,698.74 = 405,702.55/x
  3. Step 3: Cross multiply
    732,384.54x = 1,010,698.74 × 405,702.55
  4. Step 4: Simplify right side
    732,384.54x = 410,043,056,099.79
  5. Step 5: Solve for x
    x = 410,043,056,099.79/732,384.54
  6. Step 6: Final answer
    x = 559,874.00

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.