Home / 887,267.80-1,330,901.70-710,120.80

Finding the Fourth Proportional to 887,267.80, 1,330,901.70 and 710,120.80

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Solution

The fourth proportional to 887,267.80, 1,330,901.70 and 710,120.80 is: 1,065,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,267.80 : 1,330,901.70 = 710,120.80 : x
  2. Step 2: Convert to fraction form
    887,267.80/1,330,901.70 = 710,120.80/x
  3. Step 3: Cross multiply
    887,267.80x = 1,330,901.70 × 710,120.80
  4. Step 4: Simplify right side
    887,267.80x = 945,100,979,925.36
  5. Step 5: Solve for x
    x = 945,100,979,925.36/887,267.80
  6. Step 6: Final answer
    x = 1,065,181.20

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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.