Home / 734,061.88-1,100,348.88-497,428.48

Finding the Fourth Proportional to 734,061.88, 1,100,348.88 and 497,428.48

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Solution

The fourth proportional to 734,061.88, 1,100,348.88 and 497,428.48 is: 745,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,061.88 : 1,100,348.88 = 497,428.48 : x
  2. Step 2: Convert to fraction form
    734,061.88/1,100,348.88 = 497,428.48/x
  3. Step 3: Cross multiply
    734,061.88x = 1,100,348.88 × 497,428.48
  4. Step 4: Simplify right side
    734,061.88x = 547,344,870,848.10
  5. Step 5: Solve for x
    x = 547,344,870,848.10/734,061.88
  6. Step 6: Final answer
    x = 745,638.60

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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.