Home / 772,672.10-1,159,008.15-536,476.10

Finding the Fourth Proportional to 772,672.10, 1,159,008.15 and 536,476.10

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Solution

The fourth proportional to 772,672.10, 1,159,008.15 and 536,476.10 is: 804,714.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,672.10 : 1,159,008.15 = 536,476.10 : x
  2. Step 2: Convert to fraction form
    772,672.10/1,159,008.15 = 536,476.10/x
  3. Step 3: Cross multiply
    772,672.10x = 1,159,008.15 × 536,476.10
  4. Step 4: Simplify right side
    772,672.10x = 621,780,172,180.22
  5. Step 5: Solve for x
    x = 621,780,172,180.22/772,672.10
  6. Step 6: Final answer
    x = 804,714.15

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Double scale
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Similar ratio
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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.