Home / 645,032.20-962,105.88-560,124.68

Finding the Fourth Proportional to 645,032.20, 962,105.88 and 560,124.68

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Solution

The fourth proportional to 645,032.20, 962,105.88 and 560,124.68 is: 835,461.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,032.20 : 962,105.88 = 560,124.68 : x
  2. Step 2: Convert to fraction form
    645,032.20/962,105.88 = 560,124.68/x
  3. Step 3: Cross multiply
    645,032.20x = 962,105.88 × 560,124.68
  4. Step 4: Simplify right side
    645,032.20x = 538,899,248,161.12
  5. Step 5: Solve for x
    x = 538,899,248,161.12/645,032.20
  6. Step 6: Final answer
    x = 835,461.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.