Home / 908,860.60-1,363,278.10-410,223.80

Finding the Fourth Proportional to 908,860.60, 1,363,278.10 and 410,223.80

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Solution

The fourth proportional to 908,860.60, 1,363,278.10 and 410,223.80 is: 615,329.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,860.60 : 1,363,278.10 = 410,223.80 : x
  2. Step 2: Convert to fraction form
    908,860.60/1,363,278.10 = 410,223.80/x
  3. Step 3: Cross multiply
    908,860.60x = 1,363,278.10 × 410,223.80
  4. Step 4: Simplify right side
    908,860.60x = 559,249,122,638.78
  5. Step 5: Solve for x
    x = 559,249,122,638.78/908,860.60
  6. Step 6: Final answer
    x = 615,329.92

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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.