Home / 947,241.60-1,420,829.64-237,275.76

Finding the Fourth Proportional to 947,241.60, 1,420,829.64 and 237,275.76

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Solution

The fourth proportional to 947,241.60, 1,420,829.64 and 237,275.76 is: 355,905.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,241.60 : 1,420,829.64 = 237,275.76 : x
  2. Step 2: Convert to fraction form
    947,241.60/1,420,829.64 = 237,275.76/x
  3. Step 3: Cross multiply
    947,241.60x = 1,420,829.64 × 237,275.76
  4. Step 4: Simplify right side
    947,241.60x = 337,128,432,661.53
  5. Step 5: Solve for x
    x = 337,128,432,661.53/947,241.60
  6. Step 6: Final answer
    x = 355,905.43

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1.5x scale

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.