Home / 738,727.07-1,019,382.17-416,516.36

Finding the Fourth Proportional to 738,727.07, 1,019,382.17 and 416,516.36

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Solution

The fourth proportional to 738,727.07, 1,019,382.17 and 416,516.36 is: 574,758.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,727.07 : 1,019,382.17 = 416,516.36 : x
  2. Step 2: Convert to fraction form
    738,727.07/1,019,382.17 = 416,516.36/x
  3. Step 3: Cross multiply
    738,727.07x = 1,019,382.17 × 416,516.36
  4. Step 4: Simplify right side
    738,727.07x = 424,589,343,717.81
  5. Step 5: Solve for x
    x = 424,589,343,717.81/738,727.07
  6. Step 6: Final answer
    x = 574,758.07

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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.