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Finding the Fourth Proportional to 453,792.32, 626,227.20 and 252,588.48

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Solution

The fourth proportional to 453,792.32, 626,227.20 and 252,588.48 is: 348,568.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,792.32 : 626,227.20 = 252,588.48 : x
  2. Step 2: Convert to fraction form
    453,792.32/626,227.20 = 252,588.48/x
  3. Step 3: Cross multiply
    453,792.32x = 626,227.20 × 252,588.48
  4. Step 4: Simplify right side
    453,792.32x = 158,177,776,582.66
  5. Step 5: Solve for x
    x = 158,177,776,582.66/453,792.32
  6. Step 6: Final answer
    x = 348,568.65

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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.