Home / 875,026-1,312,544.46-243,945.28

Finding the Fourth Proportional to 875,026, 1,312,544.46 and 243,945.28

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Solution

The fourth proportional to 875,026, 1,312,544.46 and 243,945.28 is: 365,919.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,026 : 1,312,544.46 = 243,945.28 : x
  2. Step 2: Convert to fraction form
    875,026/1,312,544.46 = 243,945.28/x
  3. Step 3: Cross multiply
    875,026x = 1,312,544.46 × 243,945.28
  4. Step 4: Simplify right side
    875,026x = 320,189,025,807.15
  5. Step 5: Solve for x
    x = 320,189,025,807.15/875,026
  6. Step 6: Final answer
    x = 365,919.44

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Similar ratio
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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.