Home / 437,423.28-655,901.64-226,538.16

Finding the Fourth Proportional to 437,423.28, 655,901.64 and 226,538.16

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Solution

The fourth proportional to 437,423.28, 655,901.64 and 226,538.16 is: 339,686.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,423.28 : 655,901.64 = 226,538.16 : x
  2. Step 2: Convert to fraction form
    437,423.28/655,901.64 = 226,538.16/x
  3. Step 3: Cross multiply
    437,423.28x = 655,901.64 × 226,538.16
  4. Step 4: Simplify right side
    437,423.28x = 148,586,750,666.58
  5. Step 5: Solve for x
    x = 148,586,750,666.58/437,423.28
  6. Step 6: Final answer
    x = 339,686.43

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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.