Home / 887,251.70-1,330,877.55-550,672.40

Finding the Fourth Proportional to 887,251.70, 1,330,877.55 and 550,672.40

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Solution

The fourth proportional to 887,251.70, 1,330,877.55 and 550,672.40 is: 826,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,251.70 : 1,330,877.55 = 550,672.40 : x
  2. Step 2: Convert to fraction form
    887,251.70/1,330,877.55 = 550,672.40/x
  3. Step 3: Cross multiply
    887,251.70x = 1,330,877.55 × 550,672.40
  4. Step 4: Simplify right side
    887,251.70x = 732,877,534,564.62
  5. Step 5: Solve for x
    x = 732,877,534,564.62/887,251.70
  6. Step 6: Final answer
    x = 826,008.60

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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.