Home / 426,072.10-587,979.05-235,085.49

Finding the Fourth Proportional to 426,072.10, 587,979.05 and 235,085.49

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Solution

The fourth proportional to 426,072.10, 587,979.05 and 235,085.49 is: 324,417.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,072.10 : 587,979.05 = 235,085.49 : x
  2. Step 2: Convert to fraction form
    426,072.10/587,979.05 = 235,085.49/x
  3. Step 3: Cross multiply
    426,072.10x = 587,979.05 × 235,085.49
  4. Step 4: Simplify right side
    426,072.10x = 138,225,343,225.91
  5. Step 5: Solve for x
    x = 138,225,343,225.91/426,072.10
  6. Step 6: Final answer
    x = 324,417.73

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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.