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Finding the Fourth Proportional to 292,532.19, 403,737.51 and 171,740.10

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Solution

The fourth proportional to 292,532.19, 403,737.51 and 171,740.10 is: 237,026.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,532.19 : 403,737.51 = 171,740.10 : x
  2. Step 2: Convert to fraction form
    292,532.19/403,737.51 = 171,740.10/x
  3. Step 3: Cross multiply
    292,532.19x = 403,737.51 × 171,740.10
  4. Step 4: Simplify right side
    292,532.19x = 69,337,920,341.15
  5. Step 5: Solve for x
    x = 69,337,920,341.15/292,532.19
  6. Step 6: Final answer
    x = 237,026.63

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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.