Home / 591,784.40-888,233.40-311,502.80

Finding the Fourth Proportional to 591,784.40, 888,233.40 and 311,502.80

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Solution

The fourth proportional to 591,784.40, 888,233.40 and 311,502.80 is: 467,547.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,784.40 : 888,233.40 = 311,502.80 : x
  2. Step 2: Convert to fraction form
    591,784.40/888,233.40 = 311,502.80/x
  3. Step 3: Cross multiply
    591,784.40x = 888,233.40 × 311,502.80
  4. Step 4: Simplify right side
    591,784.40x = 276,687,191,153.52
  5. Step 5: Solve for x
    x = 276,687,191,153.52/591,784.40
  6. Step 6: Final answer
    x = 467,547.29

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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.