Home / 575,284.15-863,050.80-220,298.18

Finding the Fourth Proportional to 575,284.15, 863,050.80 and 220,298.18

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Solution

The fourth proportional to 575,284.15, 863,050.80 and 220,298.18 is: 330,494.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,284.15 : 863,050.80 = 220,298.18 : x
  2. Step 2: Convert to fraction form
    575,284.15/863,050.80 = 220,298.18/x
  3. Step 3: Cross multiply
    575,284.15x = 863,050.80 × 220,298.18
  4. Step 4: Simplify right side
    575,284.15x = 190,128,520,613.89
  5. Step 5: Solve for x
    x = 190,128,520,613.89/575,284.15
  6. Step 6: Final answer
    x = 330,494.98

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1.5x scale

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.