Home / 887,436.10-1,330,376.55-532,072.90

Finding the Fourth Proportional to 887,436.10, 1,330,376.55 and 532,072.90

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Solution

The fourth proportional to 887,436.10, 1,330,376.55 and 532,072.90 is: 797,643.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,436.10 : 1,330,376.55 = 532,072.90 : x
  2. Step 2: Convert to fraction form
    887,436.10/1,330,376.55 = 532,072.90/x
  3. Step 3: Cross multiply
    887,436.10x = 1,330,376.55 × 532,072.90
  4. Step 4: Simplify right side
    887,436.10x = 707,857,309,050.50
  5. Step 5: Solve for x
    x = 707,857,309,050.50/887,436.10
  6. Step 6: Final answer
    x = 797,643.13

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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.