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Finding the Fourth Proportional to 628,894.96, 942,785.04 and 450,954.16

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Solution

The fourth proportional to 628,894.96, 942,785.04 and 450,954.16 is: 676,031.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,894.96 : 942,785.04 = 450,954.16 : x
  2. Step 2: Convert to fraction form
    628,894.96/942,785.04 = 450,954.16/x
  3. Step 3: Cross multiply
    628,894.96x = 942,785.04 × 450,954.16
  4. Step 4: Simplify right side
    628,894.96x = 425,152,835,773.77
  5. Step 5: Solve for x
    x = 425,152,835,773.77/628,894.96
  6. Step 6: Final answer
    x = 676,031.55

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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.