Home / 440,426.57-607,759.88-259,103.46

Finding the Fourth Proportional to 440,426.57, 607,759.88 and 259,103.46

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Solution

The fourth proportional to 440,426.57, 607,759.88 and 259,103.46 is: 357,545.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,426.57 : 607,759.88 = 259,103.46 : x
  2. Step 2: Convert to fraction form
    440,426.57/607,759.88 = 259,103.46/x
  3. Step 3: Cross multiply
    440,426.57x = 607,759.88 × 259,103.46
  4. Step 4: Simplify right side
    440,426.57x = 157,472,686,461.67
  5. Step 5: Solve for x
    x = 157,472,686,461.67/440,426.57
  6. Step 6: Final answer
    x = 357,545.84

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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.