Home / 740,017.10-1,109,345.24-266,586.68

Finding the Fourth Proportional to 740,017.10, 1,109,345.24 and 266,586.68

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Solution

The fourth proportional to 740,017.10, 1,109,345.24 and 266,586.68 is: 399,634.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,017.10 : 1,109,345.24 = 266,586.68 : x
  2. Step 2: Convert to fraction form
    740,017.10/1,109,345.24 = 266,586.68/x
  3. Step 3: Cross multiply
    740,017.10x = 1,109,345.24 × 266,586.68
  4. Step 4: Simplify right side
    740,017.10x = 295,736,664,505.40
  5. Step 5: Solve for x
    x = 295,736,664,505.40/740,017.10
  6. Step 6: Final answer
    x = 399,634.91

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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.