Home / 757,122.42-1,134,283.95-382,250.10

Finding the Fourth Proportional to 757,122.42, 1,134,283.95 and 382,250.10

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Solution

The fourth proportional to 757,122.42, 1,134,283.95 and 382,250.10 is: 572,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,122.42 : 1,134,283.95 = 382,250.10 : x
  2. Step 2: Convert to fraction form
    757,122.42/1,134,283.95 = 382,250.10/x
  3. Step 3: Cross multiply
    757,122.42x = 1,134,283.95 × 382,250.10
  4. Step 4: Simplify right side
    757,122.42x = 433,580,153,315.90
  5. Step 5: Solve for x
    x = 433,580,153,315.90/757,122.42
  6. Step 6: Final answer
    x = 572,668.49

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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.