Home / 863,527.20-1,295,290.80-549,376.80

Finding the Fourth Proportional to 863,527.20, 1,295,290.80 and 549,376.80

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Solution

The fourth proportional to 863,527.20, 1,295,290.80 and 549,376.80 is: 824,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,527.20 : 1,295,290.80 = 549,376.80 : x
  2. Step 2: Convert to fraction form
    863,527.20/1,295,290.80 = 549,376.80/x
  3. Step 3: Cross multiply
    863,527.20x = 1,295,290.80 × 549,376.80
  4. Step 4: Simplify right side
    863,527.20x = 711,602,714,773.44
  5. Step 5: Solve for x
    x = 711,602,714,773.44/863,527.20
  6. Step 6: Final answer
    x = 824,065.20

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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.