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Finding the Fourth Proportional to 651,062.60, 898,445.46 and 360,662.20

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Solution

The fourth proportional to 651,062.60, 898,445.46 and 360,662.20 is: 497,702.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,062.60 : 898,445.46 = 360,662.20 : x
  2. Step 2: Convert to fraction form
    651,062.60/898,445.46 = 360,662.20/x
  3. Step 3: Cross multiply
    651,062.60x = 898,445.46 × 360,662.20
  4. Step 4: Simplify right side
    651,062.60x = 324,035,316,183.61
  5. Step 5: Solve for x
    x = 324,035,316,183.61/651,062.60
  6. Step 6: Final answer
    x = 497,702.24

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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.