Home / 894,421.80-1,343,187.90-474,517.80

Finding the Fourth Proportional to 894,421.80, 1,343,187.90 and 474,517.80

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Solution

The fourth proportional to 894,421.80, 1,343,187.90 and 474,517.80 is: 712,601.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,421.80 : 1,343,187.90 = 474,517.80 : x
  2. Step 2: Convert to fraction form
    894,421.80/1,343,187.90 = 474,517.80/x
  3. Step 3: Cross multiply
    894,421.80x = 1,343,187.90 × 474,517.80
  4. Step 4: Simplify right side
    894,421.80x = 637,366,567,294.62
  5. Step 5: Solve for x
    x = 637,366,567,294.62/894,421.80
  6. Step 6: Final answer
    x = 712,601.78

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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.