Home / 887,060.20-1,330,590.30-550,480.90

Finding the Fourth Proportional to 887,060.20, 1,330,590.30 and 550,480.90

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Solution

The fourth proportional to 887,060.20, 1,330,590.30 and 550,480.90 is: 825,721.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,060.20 : 1,330,590.30 = 550,480.90 : x
  2. Step 2: Convert to fraction form
    887,060.20/1,330,590.30 = 550,480.90/x
  3. Step 3: Cross multiply
    887,060.20x = 1,330,590.30 × 550,480.90
  4. Step 4: Simplify right side
    887,060.20x = 732,464,545,875.27
  5. Step 5: Solve for x
    x = 732,464,545,875.27/887,060.20
  6. Step 6: Final answer
    x = 825,721.35

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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.