Home / 1,070,405.80-1,603,373.10-502,271.80

Finding the Fourth Proportional to 1,070,405.80, 1,603,373.10 and 502,271.80

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Solution

The fourth proportional to 1,070,405.80, 1,603,373.10 and 502,271.80 is: 752,358.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,405.80 : 1,603,373.10 = 502,271.80 : x
  2. Step 2: Convert to fraction form
    1,070,405.80/1,603,373.10 = 502,271.80/x
  3. Step 3: Cross multiply
    1,070,405.80x = 1,603,373.10 × 502,271.80
  4. Step 4: Simplify right side
    1,070,405.80x = 805,329,093,008.58
  5. Step 5: Solve for x
    x = 805,329,093,008.58/1,070,405.80
  6. Step 6: Final answer
    x = 752,358.68

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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.