Home / 1,008,239.59-1,391,354.31-549,360.28

Finding the Fourth Proportional to 1,008,239.59, 1,391,354.31 and 549,360.28

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Solution

The fourth proportional to 1,008,239.59, 1,391,354.31 and 549,360.28 is: 758,108.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,239.59 : 1,391,354.31 = 549,360.28 : x
  2. Step 2: Convert to fraction form
    1,008,239.59/1,391,354.31 = 549,360.28/x
  3. Step 3: Cross multiply
    1,008,239.59x = 1,391,354.31 × 549,360.28
  4. Step 4: Simplify right side
    1,008,239.59x = 764,354,793,320.81
  5. Step 5: Solve for x
    x = 764,354,793,320.81/1,008,239.59
  6. Step 6: Final answer
    x = 758,108.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.