Home / 389,214.80-583,822.20-249,246.80

Finding the Fourth Proportional to 389,214.80, 583,822.20 and 249,246.80

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Solution

The fourth proportional to 389,214.80, 583,822.20 and 249,246.80 is: 373,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,214.80 : 583,822.20 = 249,246.80 : x
  2. Step 2: Convert to fraction form
    389,214.80/583,822.20 = 249,246.80/x
  3. Step 3: Cross multiply
    389,214.80x = 583,822.20 × 249,246.80
  4. Step 4: Simplify right side
    389,214.80x = 145,515,815,118.96
  5. Step 5: Solve for x
    x = 145,515,815,118.96/389,214.80
  6. Step 6: Final answer
    x = 373,870.20

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Similar ratio
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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.