Home / 908,908.60-1,363,350.10-410,271.80

Finding the Fourth Proportional to 908,908.60, 1,363,350.10 and 410,271.80

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Solution

The fourth proportional to 908,908.60, 1,363,350.10 and 410,271.80 is: 615,401.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,908.60 : 1,363,350.10 = 410,271.80 : x
  2. Step 2: Convert to fraction form
    908,908.60/1,363,350.10 = 410,271.80/x
  3. Step 3: Cross multiply
    908,908.60x = 1,363,350.10 × 410,271.80
  4. Step 4: Simplify right side
    908,908.60x = 559,344,099,557.18
  5. Step 5: Solve for x
    x = 559,344,099,557.18/908,908.60
  6. Step 6: Final answer
    x = 615,401.92

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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.