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Finding the Fourth Proportional to 617,432.36, 852,035.22 and 341,802.18

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Solution

The fourth proportional to 617,432.36, 852,035.22 and 341,802.18 is: 471,675.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,432.36 : 852,035.22 = 341,802.18 : x
  2. Step 2: Convert to fraction form
    617,432.36/852,035.22 = 341,802.18/x
  3. Step 3: Cross multiply
    617,432.36x = 852,035.22 × 341,802.18
  4. Step 4: Simplify right side
    617,432.36x = 291,227,495,632.78
  5. Step 5: Solve for x
    x = 291,227,495,632.78/617,432.36
  6. Step 6: Final answer
    x = 471,675.15

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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.