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Finding the Fourth Proportional to 610,242.39, 915,363.63 and 236,265.39

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Solution

The fourth proportional to 610,242.39, 915,363.63 and 236,265.39 is: 354,398.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,242.39 : 915,363.63 = 236,265.39 : x
  2. Step 2: Convert to fraction form
    610,242.39/915,363.63 = 236,265.39/x
  3. Step 3: Cross multiply
    610,242.39x = 915,363.63 × 236,265.39
  4. Step 4: Simplify right side
    610,242.39x = 216,268,745,033.77
  5. Step 5: Solve for x
    x = 216,268,745,033.77/610,242.39
  6. Step 6: Final answer
    x = 354,398.10

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1.5x scale

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.