Home / 292,484.30-438,434.85-134,437.10

Finding the Fourth Proportional to 292,484.30, 438,434.85 and 134,437.10

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Solution

The fourth proportional to 292,484.30, 438,434.85 and 134,437.10 is: 201,521.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,484.30 : 438,434.85 = 134,437.10 : x
  2. Step 2: Convert to fraction form
    292,484.30/438,434.85 = 134,437.10/x
  3. Step 3: Cross multiply
    292,484.30x = 438,434.85 × 134,437.10
  4. Step 4: Simplify right side
    292,484.30x = 58,941,909,772.94
  5. Step 5: Solve for x
    x = 58,941,909,772.94/292,484.30
  6. Step 6: Final answer
    x = 201,521.62

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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.