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Finding the Fourth Proportional to 675,544.32, 931,179.24 and 532,077.12

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Solution

The fourth proportional to 675,544.32, 931,179.24 and 532,077.12 is: 733,422.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,544.32 : 931,179.24 = 532,077.12 : x
  2. Step 2: Convert to fraction form
    675,544.32/931,179.24 = 532,077.12/x
  3. Step 3: Cross multiply
    675,544.32x = 931,179.24 × 532,077.12
  4. Step 4: Simplify right side
    675,544.32x = 495,459,168,222.99
  5. Step 5: Solve for x
    x = 495,459,168,222.99/675,544.32
  6. Step 6: Final answer
    x = 733,422.15

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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.