Home / 766,671.36-1,147,841.91-406,024.13

Finding the Fourth Proportional to 766,671.36, 1,147,841.91 and 406,024.13

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Solution

The fourth proportional to 766,671.36, 1,147,841.91 and 406,024.13 is: 607,889.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,671.36 : 1,147,841.91 = 406,024.13 : x
  2. Step 2: Convert to fraction form
    766,671.36/1,147,841.91 = 406,024.13/x
  3. Step 3: Cross multiply
    766,671.36x = 1,147,841.91 × 406,024.13
  4. Step 4: Simplify right side
    766,671.36x = 466,051,507,146.08
  5. Step 5: Solve for x
    x = 466,051,507,146.08/766,671.36
  6. Step 6: Final answer
    x = 607,889.55

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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.