Home / 578,302.20-867,701.40-223,565.34

Finding the Fourth Proportional to 578,302.20, 867,701.40 and 223,565.34

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Solution

The fourth proportional to 578,302.20, 867,701.40 and 223,565.34 is: 335,443.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,302.20 : 867,701.40 = 223,565.34 : x
  2. Step 2: Convert to fraction form
    578,302.20/867,701.40 = 223,565.34/x
  3. Step 3: Cross multiply
    578,302.20x = 867,701.40 × 223,565.34
  4. Step 4: Simplify right side
    578,302.20x = 193,987,958,509.48
  5. Step 5: Solve for x
    x = 193,987,958,509.48/578,302.20
  6. Step 6: Final answer
    x = 335,443.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.