Home / 710,201.40-1,065,302.10-444,780.60

Finding the Fourth Proportional to 710,201.40, 1,065,302.10 and 444,780.60

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Solution

The fourth proportional to 710,201.40, 1,065,302.10 and 444,780.60 is: 667,170.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,201.40 : 1,065,302.10 = 444,780.60 : x
  2. Step 2: Convert to fraction form
    710,201.40/1,065,302.10 = 444,780.60/x
  3. Step 3: Cross multiply
    710,201.40x = 1,065,302.10 × 444,780.60
  4. Step 4: Simplify right side
    710,201.40x = 473,825,707,219.26
  5. Step 5: Solve for x
    x = 473,825,707,219.26/710,201.40
  6. Step 6: Final answer
    x = 667,170.90

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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.