Home / 291,488.16-402,439.38-237,901

Finding the Fourth Proportional to 291,488.16, 402,439.38 and 237,901

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Solution

The fourth proportional to 291,488.16, 402,439.38 and 237,901 is: 328,454.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,488.16 : 402,439.38 = 237,901 : x
  2. Step 2: Convert to fraction form
    291,488.16/402,439.38 = 237,901/x
  3. Step 3: Cross multiply
    291,488.16x = 402,439.38 × 237,901
  4. Step 4: Simplify right side
    291,488.16x = 95,740,730,941.38
  5. Step 5: Solve for x
    x = 95,740,730,941.38/291,488.16
  6. Step 6: Final answer
    x = 328,454.96

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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.