Home / 566,854.85-782,259.70-312,206.04

Finding the Fourth Proportional to 566,854.85, 782,259.70 and 312,206.04

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Solution

The fourth proportional to 566,854.85, 782,259.70 and 312,206.04 is: 430,844.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,854.85 : 782,259.70 = 312,206.04 : x
  2. Step 2: Convert to fraction form
    566,854.85/782,259.70 = 312,206.04/x
  3. Step 3: Cross multiply
    566,854.85x = 782,259.70 × 312,206.04
  4. Step 4: Simplify right side
    566,854.85x = 244,226,199,474.60
  5. Step 5: Solve for x
    x = 244,226,199,474.60/566,854.85
  6. Step 6: Final answer
    x = 430,844.33

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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.