Home / 963,423.32-1,329,524.21-533,731.28

Finding the Fourth Proportional to 963,423.32, 1,329,524.21 and 533,731.28

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Solution

The fourth proportional to 963,423.32, 1,329,524.21 and 533,731.28 is: 736,549.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,423.32 : 1,329,524.21 = 533,731.28 : x
  2. Step 2: Convert to fraction form
    963,423.32/1,329,524.21 = 533,731.28/x
  3. Step 3: Cross multiply
    963,423.32x = 1,329,524.21 × 533,731.28
  4. Step 4: Simplify right side
    963,423.32x = 709,608,659,049.44
  5. Step 5: Solve for x
    x = 709,608,659,049.44/963,423.32
  6. Step 6: Final answer
    x = 736,549.18

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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.