Home / 913,462.11-1,370,324.45-282,425.13

Finding the Fourth Proportional to 913,462.11, 1,370,324.45 and 282,425.13

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Solution

The fourth proportional to 913,462.11, 1,370,324.45 and 282,425.13 is: 423,678.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,462.11 : 1,370,324.45 = 282,425.13 : x
  2. Step 2: Convert to fraction form
    913,462.11/1,370,324.45 = 282,425.13/x
  3. Step 3: Cross multiply
    913,462.11x = 1,370,324.45 × 282,425.13
  4. Step 4: Simplify right side
    913,462.11x = 387,014,060,933.43
  5. Step 5: Solve for x
    x = 387,014,060,933.43/913,462.11
  6. Step 6: Final answer
    x = 423,678.29

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Double scale
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1.5x scale

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.