Home / 578,064.83-797,743.64-323,432.51

Finding the Fourth Proportional to 578,064.83, 797,743.64 and 323,432.51

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Solution

The fourth proportional to 578,064.83, 797,743.64 and 323,432.51 is: 446,344.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,064.83 : 797,743.64 = 323,432.51 : x
  2. Step 2: Convert to fraction form
    578,064.83/797,743.64 = 323,432.51/x
  3. Step 3: Cross multiply
    578,064.83x = 797,743.64 × 323,432.51
  4. Step 4: Simplify right side
    578,064.83x = 258,016,226,204.57
  5. Step 5: Solve for x
    x = 258,016,226,204.57/578,064.83
  6. Step 6: Final answer
    x = 446,344.79

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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.