Home / 754,391.98-1,041,029.22-427,726.96

Finding the Fourth Proportional to 754,391.98, 1,041,029.22 and 427,726.96

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Solution

The fourth proportional to 754,391.98, 1,041,029.22 and 427,726.96 is: 590,245.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,391.98 : 1,041,029.22 = 427,726.96 : x
  2. Step 2: Convert to fraction form
    754,391.98/1,041,029.22 = 427,726.96/x
  3. Step 3: Cross multiply
    754,391.98x = 1,041,029.22 × 427,726.96
  4. Step 4: Simplify right side
    754,391.98x = 445,276,263,541.77
  5. Step 5: Solve for x
    x = 445,276,263,541.77/754,391.98
  6. Step 6: Final answer
    x = 590,245.22

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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.