Home / 410,064.08-565,875.60-240,411.20

Finding the Fourth Proportional to 410,064.08, 565,875.60 and 240,411.20

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Solution

The fourth proportional to 410,064.08, 565,875.60 and 240,411.20 is: 331,759.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,064.08 : 565,875.60 = 240,411.20 : x
  2. Step 2: Convert to fraction form
    410,064.08/565,875.60 = 240,411.20/x
  3. Step 3: Cross multiply
    410,064.08x = 565,875.60 × 240,411.20
  4. Step 4: Simplify right side
    410,064.08x = 136,042,832,046.72
  5. Step 5: Solve for x
    x = 136,042,832,046.72/410,064.08
  6. Step 6: Final answer
    x = 331,759.93

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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.