Home / 426,017.23-587,905.77-235,030.57

Finding the Fourth Proportional to 426,017.23, 587,905.77 and 235,030.57

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Solution

The fourth proportional to 426,017.23, 587,905.77 and 235,030.57 is: 324,343.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,017.23 : 587,905.77 = 235,030.57 : x
  2. Step 2: Convert to fraction form
    426,017.23/587,905.77 = 235,030.57/x
  3. Step 3: Cross multiply
    426,017.23x = 587,905.77 × 235,030.57
  4. Step 4: Simplify right side
    426,017.23x = 138,175,828,229.39
  5. Step 5: Solve for x
    x = 138,175,828,229.39/426,017.23
  6. Step 6: Final answer
    x = 324,343.29

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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.