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Finding the Fourth Proportional to 458,881.20, 633,264.08 and 254,950.74

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Solution

The fourth proportional to 458,881.20, 633,264.08 and 254,950.74 is: 351,836.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,881.20 : 633,264.08 = 254,950.74 : x
  2. Step 2: Convert to fraction form
    458,881.20/633,264.08 = 254,950.74/x
  3. Step 3: Cross multiply
    458,881.20x = 633,264.08 × 254,950.74
  4. Step 4: Simplify right side
    458,881.20x = 161,451,144,536.67
  5. Step 5: Solve for x
    x = 161,451,144,536.67/458,881.20
  6. Step 6: Final answer
    x = 351,836.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.