Home / 438,526.82-657,833.16-182,306.40

Finding the Fourth Proportional to 438,526.82, 657,833.16 and 182,306.40

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Solution

The fourth proportional to 438,526.82, 657,833.16 and 182,306.40 is: 273,477.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,526.82 : 657,833.16 = 182,306.40 : x
  2. Step 2: Convert to fraction form
    438,526.82/657,833.16 = 182,306.40/x
  3. Step 3: Cross multiply
    438,526.82x = 657,833.16 × 182,306.40
  4. Step 4: Simplify right side
    438,526.82x = 119,927,195,200.22
  5. Step 5: Solve for x
    x = 119,927,195,200.22/438,526.82
  6. Step 6: Final answer
    x = 273,477.45

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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.