Home / 887,056.20-1,330,584.30-550,476.90

Finding the Fourth Proportional to 887,056.20, 1,330,584.30 and 550,476.90

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Solution

The fourth proportional to 887,056.20, 1,330,584.30 and 550,476.90 is: 825,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,056.20 : 1,330,584.30 = 550,476.90 : x
  2. Step 2: Convert to fraction form
    887,056.20/1,330,584.30 = 550,476.90/x
  3. Step 3: Cross multiply
    887,056.20x = 1,330,584.30 × 550,476.90
  4. Step 4: Simplify right side
    887,056.20x = 732,455,920,652.67
  5. Step 5: Solve for x
    x = 732,455,920,652.67/887,056.20
  6. Step 6: Final answer
    x = 825,715.35

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Double scale
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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.