Home / 710,633.80-1,065,950.70-473,206.60

Finding the Fourth Proportional to 710,633.80, 1,065,950.70 and 473,206.60

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Solution

The fourth proportional to 710,633.80, 1,065,950.70 and 473,206.60 is: 709,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,633.80 : 1,065,950.70 = 473,206.60 : x
  2. Step 2: Convert to fraction form
    710,633.80/1,065,950.70 = 473,206.60/x
  3. Step 3: Cross multiply
    710,633.80x = 1,065,950.70 × 473,206.60
  4. Step 4: Simplify right side
    710,633.80x = 504,414,906,514.62
  5. Step 5: Solve for x
    x = 504,414,906,514.62/710,633.80
  6. Step 6: Final answer
    x = 709,809.90

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Similar ratio
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1.5x scale

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.