Home / 754,863.72-1,041,314.82-448,722.36

Finding the Fourth Proportional to 754,863.72, 1,041,314.82 and 448,722.36

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Solution

The fourth proportional to 754,863.72, 1,041,314.82 and 448,722.36 is: 619,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,863.72 : 1,041,314.82 = 448,722.36 : x
  2. Step 2: Convert to fraction form
    754,863.72/1,041,314.82 = 448,722.36/x
  3. Step 3: Cross multiply
    754,863.72x = 1,041,314.82 × 448,722.36
  4. Step 4: Simplify right side
    754,863.72x = 467,261,243,533.38
  5. Step 5: Solve for x
    x = 467,261,243,533.38/754,863.72
  6. Step 6: Final answer
    x = 619,000.80

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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.