Home / 749,697.30-1,124,604.27-217,225.98

Finding the Fourth Proportional to 749,697.30, 1,124,604.27 and 217,225.98

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Solution

The fourth proportional to 749,697.30, 1,124,604.27 and 217,225.98 is: 325,855.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,697.30 : 1,124,604.27 = 217,225.98 : x
  2. Step 2: Convert to fraction form
    749,697.30/1,124,604.27 = 217,225.98/x
  3. Step 3: Cross multiply
    749,697.30x = 1,124,604.27 × 217,225.98
  4. Step 4: Simplify right side
    749,697.30x = 244,293,264,662.94
  5. Step 5: Solve for x
    x = 244,293,264,662.94/749,697.30
  6. Step 6: Final answer
    x = 325,855.87

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Double scale
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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.