Home / 426,398.03-588,430.16-235,411.79

Finding the Fourth Proportional to 426,398.03, 588,430.16 and 235,411.79

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Solution

The fourth proportional to 426,398.03, 588,430.16 and 235,411.79 is: 324,868.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,398.03 : 588,430.16 = 235,411.79 : x
  2. Step 2: Convert to fraction form
    426,398.03/588,430.16 = 235,411.79/x
  3. Step 3: Cross multiply
    426,398.03x = 588,430.16 × 235,411.79
  4. Step 4: Simplify right side
    426,398.03x = 138,523,397,255.59
  5. Step 5: Solve for x
    x = 138,523,397,255.59/426,398.03
  6. Step 6: Final answer
    x = 324,868.76

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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.