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Finding the Fourth Proportional to 373,139.56, 514,526.04 and 252,070.74

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Solution

The fourth proportional to 373,139.56, 514,526.04 and 252,070.74 is: 347,582.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,139.56 : 514,526.04 = 252,070.74 : x
  2. Step 2: Convert to fraction form
    373,139.56/514,526.04 = 252,070.74/x
  3. Step 3: Cross multiply
    373,139.56x = 514,526.04 × 252,070.74
  4. Step 4: Simplify right side
    373,139.56x = 129,696,959,652.07
  5. Step 5: Solve for x
    x = 129,696,959,652.07/373,139.56
  6. Step 6: Final answer
    x = 347,582.98

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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.