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Finding the Fourth Proportional to 650,374.16, 897,622.55 and 446,256.59

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Solution

The fourth proportional to 650,374.16, 897,622.55 and 446,256.59 is: 615,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,374.16 : 897,622.55 = 446,256.59 : x
  2. Step 2: Convert to fraction form
    650,374.16/897,622.55 = 446,256.59/x
  3. Step 3: Cross multiply
    650,374.16x = 897,622.55 × 446,256.59
  4. Step 4: Simplify right side
    650,374.16x = 400,569,971,550.71
  5. Step 5: Solve for x
    x = 400,569,971,550.71/650,374.16
  6. Step 6: Final answer
    x = 615,906.96

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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.