Home / 996,975.60-1,495,463.40-398,029.20

Finding the Fourth Proportional to 996,975.60, 1,495,463.40 and 398,029.20

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Solution

The fourth proportional to 996,975.60, 1,495,463.40 and 398,029.20 is: 597,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,975.60 : 1,495,463.40 = 398,029.20 : x
  2. Step 2: Convert to fraction form
    996,975.60/1,495,463.40 = 398,029.20/x
  3. Step 3: Cross multiply
    996,975.60x = 1,495,463.40 × 398,029.20
  4. Step 4: Simplify right side
    996,975.60x = 595,238,100,731.28
  5. Step 5: Solve for x
    x = 595,238,100,731.28/996,975.60
  6. Step 6: Final answer
    x = 597,043.80

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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.