Home / 996,199.80-1,495,017.72-396,814.20

Finding the Fourth Proportional to 996,199.80, 1,495,017.72 and 396,814.20

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Solution

The fourth proportional to 996,199.80, 1,495,017.72 and 396,814.20 is: 595,507.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,199.80 : 1,495,017.72 = 396,814.20 : x
  2. Step 2: Convert to fraction form
    996,199.80/1,495,017.72 = 396,814.20/x
  3. Step 3: Cross multiply
    996,199.80x = 1,495,017.72 × 396,814.20
  4. Step 4: Simplify right side
    996,199.80x = 593,244,260,547.62
  5. Step 5: Solve for x
    x = 593,244,260,547.62/996,199.80
  6. Step 6: Final answer
    x = 595,507.31

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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.