Home / 674,472.44-1,011,412.19-358,854.32

Finding the Fourth Proportional to 674,472.44, 1,011,412.19 and 358,854.32

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Solution

The fourth proportional to 674,472.44, 1,011,412.19 and 358,854.32 is: 538,123.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,472.44 : 1,011,412.19 = 358,854.32 : x
  2. Step 2: Convert to fraction form
    674,472.44/1,011,412.19 = 358,854.32/x
  3. Step 3: Cross multiply
    674,472.44x = 1,011,412.19 × 358,854.32
  4. Step 4: Simplify right side
    674,472.44x = 362,949,626,830.83
  5. Step 5: Solve for x
    x = 362,949,626,830.83/674,472.44
  6. Step 6: Final answer
    x = 538,123.74

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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.