Home / 575,836.80-863,366.40-295,123.20

Finding the Fourth Proportional to 575,836.80, 863,366.40 and 295,123.20

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Solution

The fourth proportional to 575,836.80, 863,366.40 and 295,123.20 is: 442,485.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,836.80 : 863,366.40 = 295,123.20 : x
  2. Step 2: Convert to fraction form
    575,836.80/863,366.40 = 295,123.20/x
  3. Step 3: Cross multiply
    575,836.80x = 863,366.40 × 295,123.20
  4. Step 4: Simplify right side
    575,836.80x = 254,799,454,740.48
  5. Step 5: Solve for x
    x = 254,799,454,740.48/575,836.80
  6. Step 6: Final answer
    x = 442,485.54

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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.