Home / 894,346.20-1,234,206.66-486,457.53

Finding the Fourth Proportional to 894,346.20, 1,234,206.66 and 486,457.53

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Solution

The fourth proportional to 894,346.20, 1,234,206.66 and 486,457.53 is: 671,316.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,346.20 : 1,234,206.66 = 486,457.53 : x
  2. Step 2: Convert to fraction form
    894,346.20/1,234,206.66 = 486,457.53/x
  3. Step 3: Cross multiply
    894,346.20x = 1,234,206.66 × 486,457.53
  4. Step 4: Simplify right side
    894,346.20x = 600,389,123,333.15
  5. Step 5: Solve for x
    x = 600,389,123,333.15/894,346.20
  6. Step 6: Final answer
    x = 671,316.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.