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Finding the Fourth Proportional to 975,445.60, 1,463,168.40 and 975,445.60

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Solution

The fourth proportional to 975,445.60, 1,463,168.40 and 975,445.60 is: 1,463,168.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,445.60 : 1,463,168.40 = 975,445.60 : x
  2. Step 2: Convert to fraction form
    975,445.60/1,463,168.40 = 975,445.60/x
  3. Step 3: Cross multiply
    975,445.60x = 1,463,168.40 × 975,445.60
  4. Step 4: Simplify right side
    975,445.60x = 1,427,241,177,839.04
  5. Step 5: Solve for x
    x = 1,427,241,177,839.04/975,445.60
  6. Step 6: Final answer
    x = 1,463,168.40

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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.