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Finding the Fourth Proportional to 574,881.60, 862,322.40 and 565,550.40

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Solution

The fourth proportional to 574,881.60, 862,322.40 and 565,550.40 is: 848,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,881.60 : 862,322.40 = 565,550.40 : x
  2. Step 2: Convert to fraction form
    574,881.60/862,322.40 = 565,550.40/x
  3. Step 3: Cross multiply
    574,881.60x = 862,322.40 × 565,550.40
  4. Step 4: Simplify right side
    574,881.60x = 487,686,778,248.96
  5. Step 5: Solve for x
    x = 487,686,778,248.96/574,881.60
  6. Step 6: Final answer
    x = 848,325.60

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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.