Home / 426,289.48-588,279.54-235,302.91

Finding the Fourth Proportional to 426,289.48, 588,279.54 and 235,302.91

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Solution

The fourth proportional to 426,289.48, 588,279.54 and 235,302.91 is: 324,718.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,289.48 : 588,279.54 = 235,302.91 : x
  2. Step 2: Convert to fraction form
    426,289.48/588,279.54 = 235,302.91/x
  3. Step 3: Cross multiply
    426,289.48x = 588,279.54 × 235,302.91
  4. Step 4: Simplify right side
    426,289.48x = 138,423,887,655.46
  5. Step 5: Solve for x
    x = 138,423,887,655.46/426,289.48
  6. Step 6: Final answer
    x = 324,718.05

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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.