Home / 426,430.10-588,508.06-245,200.92

Finding the Fourth Proportional to 426,430.10, 588,508.06 and 245,200.92

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Solution

The fourth proportional to 426,430.10, 588,508.06 and 245,200.92 is: 338,397.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,430.10 : 588,508.06 = 245,200.92 : x
  2. Step 2: Convert to fraction form
    426,430.10/588,508.06 = 245,200.92/x
  3. Step 3: Cross multiply
    426,430.10x = 588,508.06 × 245,200.92
  4. Step 4: Simplify right side
    426,430.10x = 144,302,717,739.42
  5. Step 5: Solve for x
    x = 144,302,717,739.42/426,430.10
  6. Step 6: Final answer
    x = 338,397.12

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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.