Home / 702,285.81-1,053,585.42-275,862.93

Finding the Fourth Proportional to 702,285.81, 1,053,585.42 and 275,862.93

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Solution

The fourth proportional to 702,285.81, 1,053,585.42 and 275,862.93 is: 413,855.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,285.81 : 1,053,585.42 = 275,862.93 : x
  2. Step 2: Convert to fraction form
    702,285.81/1,053,585.42 = 275,862.93/x
  3. Step 3: Cross multiply
    702,285.81x = 1,053,585.42 × 275,862.93
  4. Step 4: Simplify right side
    702,285.81x = 290,645,160,966.48
  5. Step 5: Solve for x
    x = 290,645,160,966.48/702,285.81
  6. Step 6: Final answer
    x = 413,855.95

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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.