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Finding the Fourth Proportional to 559,502.52, 772,113.52 and 304,853.70

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Solution

The fourth proportional to 559,502.52, 772,113.52 and 304,853.70 is: 420,698.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,502.52 : 772,113.52 = 304,853.70 : x
  2. Step 2: Convert to fraction form
    559,502.52/772,113.52 = 304,853.70/x
  3. Step 3: Cross multiply
    559,502.52x = 772,113.52 × 304,853.70
  4. Step 4: Simplify right side
    559,502.52x = 235,381,665,225.17
  5. Step 5: Solve for x
    x = 235,381,665,225.17/559,502.52
  6. Step 6: Final answer
    x = 420,698.13

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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.