Home / 829,526.38-1,144,135.24-625,585.90

Finding the Fourth Proportional to 829,526.38, 1,144,135.24 and 625,585.90

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Solution

The fourth proportional to 829,526.38, 1,144,135.24 and 625,585.90 is: 862,847.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,526.38 : 1,144,135.24 = 625,585.90 : x
  2. Step 2: Convert to fraction form
    829,526.38/1,144,135.24 = 625,585.90/x
  3. Step 3: Cross multiply
    829,526.38x = 1,144,135.24 × 625,585.90
  4. Step 4: Simplify right side
    829,526.38x = 715,754,875,076.99
  5. Step 5: Solve for x
    x = 715,754,875,076.99/829,526.38
  6. Step 6: Final answer
    x = 862,847.63

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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.