Home / 374,446.04-517,006.16-231,402.20

Finding the Fourth Proportional to 374,446.04, 517,006.16 and 231,402.20

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Solution

The fourth proportional to 374,446.04, 517,006.16 and 231,402.20 is: 319,502.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,446.04 : 517,006.16 = 231,402.20 : x
  2. Step 2: Convert to fraction form
    374,446.04/517,006.16 = 231,402.20/x
  3. Step 3: Cross multiply
    374,446.04x = 517,006.16 × 231,402.20
  4. Step 4: Simplify right side
    374,446.04x = 119,636,362,837.55
  5. Step 5: Solve for x
    x = 119,636,362,837.55/374,446.04
  6. Step 6: Final answer
    x = 319,502.28

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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.