Home / 710,966.46-981,145.42-424,511.58

Finding the Fourth Proportional to 710,966.46, 981,145.42 and 424,511.58

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Solution

The fourth proportional to 710,966.46, 981,145.42 and 424,511.58 is: 585,832.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,966.46 : 981,145.42 = 424,511.58 : x
  2. Step 2: Convert to fraction form
    710,966.46/981,145.42 = 424,511.58/x
  3. Step 3: Cross multiply
    710,966.46x = 981,145.42 × 424,511.58
  4. Step 4: Simplify right side
    710,966.46x = 416,507,592,453.96
  5. Step 5: Solve for x
    x = 416,507,592,453.96/710,966.46
  6. Step 6: Final answer
    x = 585,832.97

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1.5x scale

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.