Home / 887,670.20-1,330,727.70-532,825.40

Finding the Fourth Proportional to 887,670.20, 1,330,727.70 and 532,825.40

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Solution

The fourth proportional to 887,670.20, 1,330,727.70 and 532,825.40 is: 798,771.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,670.20 : 1,330,727.70 = 532,825.40 : x
  2. Step 2: Convert to fraction form
    887,670.20/1,330,727.70 = 532,825.40/x
  3. Step 3: Cross multiply
    887,670.20x = 1,330,727.70 × 532,825.40
  4. Step 4: Simplify right side
    887,670.20x = 709,045,519,043.58
  5. Step 5: Solve for x
    x = 709,045,519,043.58/887,670.20
  6. Step 6: Final answer
    x = 798,771.34

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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.