Home / 913,702.26-1,369,533.87-381,046.26

Finding the Fourth Proportional to 913,702.26, 1,369,533.87 and 381,046.26

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Solution

The fourth proportional to 913,702.26, 1,369,533.87 and 381,046.26 is: 571,144.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,702.26 : 1,369,533.87 = 381,046.26 : x
  2. Step 2: Convert to fraction form
    913,702.26/1,369,533.87 = 381,046.26/x
  3. Step 3: Cross multiply
    913,702.26x = 1,369,533.87 × 381,046.26
  4. Step 4: Simplify right side
    913,702.26x = 521,855,759,106.83
  5. Step 5: Solve for x
    x = 521,855,759,106.83/913,702.26
  6. Step 6: Final answer
    x = 571,144.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.