Home / 887,575.30-1,330,488.15-437,928.10

Finding the Fourth Proportional to 887,575.30, 1,330,488.15 and 437,928.10

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Solution

The fourth proportional to 887,575.30, 1,330,488.15 and 437,928.10 is: 656,460.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,575.30 : 1,330,488.15 = 437,928.10 : x
  2. Step 2: Convert to fraction form
    887,575.30/1,330,488.15 = 437,928.10/x
  3. Step 3: Cross multiply
    887,575.30x = 1,330,488.15 × 437,928.10
  4. Step 4: Simplify right side
    887,575.30x = 582,658,147,602.02
  5. Step 5: Solve for x
    x = 582,658,147,602.02/887,575.30
  6. Step 6: Final answer
    x = 656,460.53

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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.