Home / 738,913.23-1,019,685.84-416,617.07

Finding the Fourth Proportional to 738,913.23, 1,019,685.84 and 416,617.07

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Solution

The fourth proportional to 738,913.23, 1,019,685.84 and 416,617.07 is: 574,923.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,913.23 : 1,019,685.84 = 416,617.07 : x
  2. Step 2: Convert to fraction form
    738,913.23/1,019,685.84 = 416,617.07/x
  3. Step 3: Cross multiply
    738,913.23x = 1,019,685.84 × 416,617.07
  4. Step 4: Simplify right side
    738,913.23x = 424,818,521,882.86
  5. Step 5: Solve for x
    x = 424,818,521,882.86/738,913.23
  6. Step 6: Final answer
    x = 574,923.42

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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.