Home / 822,230.64-1,134,694.13-459,680.72

Finding the Fourth Proportional to 822,230.64, 1,134,694.13 and 459,680.72

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Solution

The fourth proportional to 822,230.64, 1,134,694.13 and 459,680.72 is: 634,368.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,230.64 : 1,134,694.13 = 459,680.72 : x
  2. Step 2: Convert to fraction form
    822,230.64/1,134,694.13 = 459,680.72/x
  3. Step 3: Cross multiply
    822,230.64x = 1,134,694.13 × 459,680.72
  4. Step 4: Simplify right side
    822,230.64x = 521,597,006,686.30
  5. Step 5: Solve for x
    x = 521,597,006,686.30/822,230.64
  6. Step 6: Final answer
    x = 634,368.24

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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.