Home / 308,938.10-463,407.15-242,582.90

Finding the Fourth Proportional to 308,938.10, 463,407.15 and 242,582.90

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Solution

The fourth proportional to 308,938.10, 463,407.15 and 242,582.90 is: 363,874.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,938.10 : 463,407.15 = 242,582.90 : x
  2. Step 2: Convert to fraction form
    308,938.10/463,407.15 = 242,582.90/x
  3. Step 3: Cross multiply
    308,938.10x = 463,407.15 × 242,582.90
  4. Step 4: Simplify right side
    308,938.10x = 112,414,650,327.74
  5. Step 5: Solve for x
    x = 112,414,650,327.74/308,938.10
  6. Step 6: Final answer
    x = 363,874.35

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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.