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Finding the Fourth Proportional to 349,287.60, 523,931.40 and 96,567.60

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Solution

The fourth proportional to 349,287.60, 523,931.40 and 96,567.60 is: 144,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,287.60 : 523,931.40 = 96,567.60 : x
  2. Step 2: Convert to fraction form
    349,287.60/523,931.40 = 96,567.60/x
  3. Step 3: Cross multiply
    349,287.60x = 523,931.40 × 96,567.60
  4. Step 4: Simplify right side
    349,287.60x = 50,594,797,862.64
  5. Step 5: Solve for x
    x = 50,594,797,862.64/349,287.60
  6. Step 6: Final answer
    x = 144,851.40

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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.