Home / 426,407.64-588,417.18-232,776.72

Finding the Fourth Proportional to 426,407.64, 588,417.18 and 232,776.72

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Solution

The fourth proportional to 426,407.64, 588,417.18 and 232,776.72 is: 321,218.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,407.64 : 588,417.18 = 232,776.72 : x
  2. Step 2: Convert to fraction form
    426,407.64/588,417.18 = 232,776.72/x
  3. Step 3: Cross multiply
    426,407.64x = 588,417.18 × 232,776.72
  4. Step 4: Simplify right side
    426,407.64x = 136,969,821,152.05
  5. Step 5: Solve for x
    x = 136,969,821,152.05/426,407.64
  6. Step 6: Final answer
    x = 321,218.03

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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.