Home / 953,302.57-1,315,008.34-571,107.91

Finding the Fourth Proportional to 953,302.57, 1,315,008.34 and 571,107.91

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Solution

The fourth proportional to 953,302.57, 1,315,008.34 and 571,107.91 is: 787,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,302.57 : 1,315,008.34 = 571,107.91 : x
  2. Step 2: Convert to fraction form
    953,302.57/1,315,008.34 = 571,107.91/x
  3. Step 3: Cross multiply
    953,302.57x = 1,315,008.34 × 571,107.91
  4. Step 4: Simplify right side
    953,302.57x = 751,011,664,689.97
  5. Step 5: Solve for x
    x = 751,011,664,689.97/953,302.57
  6. Step 6: Final answer
    x = 787,799.90

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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.