Home / 886,913.80-1,330,370.70-532,328.20

Finding the Fourth Proportional to 886,913.80, 1,330,370.70 and 532,328.20

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Solution

The fourth proportional to 886,913.80, 1,330,370.70 and 532,328.20 is: 798,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,913.80 : 1,330,370.70 = 532,328.20 : x
  2. Step 2: Convert to fraction form
    886,913.80/1,330,370.70 = 532,328.20/x
  3. Step 3: Cross multiply
    886,913.80x = 1,330,370.70 × 532,328.20
  4. Step 4: Simplify right side
    886,913.80x = 708,193,840,063.74
  5. Step 5: Solve for x
    x = 708,193,840,063.74/886,913.80
  6. Step 6: Final answer
    x = 798,492.30

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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.