Home / 914,733.55-1,372,318.33-315,699.92

Finding the Fourth Proportional to 914,733.55, 1,372,318.33 and 315,699.92

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Solution

The fourth proportional to 914,733.55, 1,372,318.33 and 315,699.92 is: 473,625.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,733.55 : 1,372,318.33 = 315,699.92 : x
  2. Step 2: Convert to fraction form
    914,733.55/1,372,318.33 = 315,699.92/x
  3. Step 3: Cross multiply
    914,733.55x = 1,372,318.33 × 315,699.92
  4. Step 4: Simplify right side
    914,733.55x = 433,240,786,995.53
  5. Step 5: Solve for x
    x = 433,240,786,995.53/914,733.55
  6. Step 6: Final answer
    x = 473,625.12

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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.