Home / 710,239.20-1,065,358.80-444,818.40

Finding the Fourth Proportional to 710,239.20, 1,065,358.80 and 444,818.40

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Solution

The fourth proportional to 710,239.20, 1,065,358.80 and 444,818.40 is: 667,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,239.20 : 1,065,358.80 = 444,818.40 : x
  2. Step 2: Convert to fraction form
    710,239.20/1,065,358.80 = 444,818.40/x
  3. Step 3: Cross multiply
    710,239.20x = 1,065,358.80 × 444,818.40
  4. Step 4: Simplify right side
    710,239.20x = 473,891,196,841.92
  5. Step 5: Solve for x
    x = 473,891,196,841.92/710,239.20
  6. Step 6: Final answer
    x = 667,227.60

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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.