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Finding the Fourth Proportional to 373,502.61, 559,269.77 and 223,386.93

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Solution

The fourth proportional to 373,502.61, 559,269.77 and 223,386.93 is: 334,491.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,502.61 : 559,269.77 = 223,386.93 : x
  2. Step 2: Convert to fraction form
    373,502.61/559,269.77 = 223,386.93/x
  3. Step 3: Cross multiply
    373,502.61x = 559,269.77 × 223,386.93
  4. Step 4: Simplify right side
    373,502.61x = 124,933,555,845.17
  5. Step 5: Solve for x
    x = 124,933,555,845.17/373,502.61
  6. Step 6: Final answer
    x = 334,491.79

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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.