Home / 754,502.42-1,130,641.90-564,069.40

Finding the Fourth Proportional to 754,502.42, 1,130,641.90 and 564,069.40

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Solution

The fourth proportional to 754,502.42, 1,130,641.90 and 564,069.40 is: 845,272.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,502.42 : 1,130,641.90 = 564,069.40 : x
  2. Step 2: Convert to fraction form
    754,502.42/1,130,641.90 = 564,069.40/x
  3. Step 3: Cross multiply
    754,502.42x = 1,130,641.90 × 564,069.40
  4. Step 4: Simplify right side
    754,502.42x = 637,760,498,147.86
  5. Step 5: Solve for x
    x = 637,760,498,147.86/754,502.42
  6. Step 6: Final answer
    x = 845,272.97

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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.