Home / 887,581.80-1,330,497.90-437,934.60

Finding the Fourth Proportional to 887,581.80, 1,330,497.90 and 437,934.60

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Solution

The fourth proportional to 887,581.80, 1,330,497.90 and 437,934.60 is: 656,470.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,581.80 : 1,330,497.90 = 437,934.60 : x
  2. Step 2: Convert to fraction form
    887,581.80/1,330,497.90 = 437,934.60/x
  3. Step 3: Cross multiply
    887,581.80x = 1,330,497.90 × 437,934.60
  4. Step 4: Simplify right side
    887,581.80x = 582,671,065,637.34
  5. Step 5: Solve for x
    x = 582,671,065,637.34/887,581.80
  6. Step 6: Final answer
    x = 656,470.27

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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.