Home / 908,758.80-1,363,138.20-625,323.60

Finding the Fourth Proportional to 908,758.80, 1,363,138.20 and 625,323.60

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Solution

The fourth proportional to 908,758.80, 1,363,138.20 and 625,323.60 is: 937,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,758.80 : 1,363,138.20 = 625,323.60 : x
  2. Step 2: Convert to fraction form
    908,758.80/1,363,138.20 = 625,323.60/x
  3. Step 3: Cross multiply
    908,758.80x = 1,363,138.20 × 625,323.60
  4. Step 4: Simplify right side
    908,758.80x = 852,402,486,521.52
  5. Step 5: Solve for x
    x = 852,402,486,521.52/908,758.80
  6. Step 6: Final answer
    x = 937,985.40

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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.