Home / 716,948.30-1,075,422.45-681,956.30

Finding the Fourth Proportional to 716,948.30, 1,075,422.45 and 681,956.30

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Solution

The fourth proportional to 716,948.30, 1,075,422.45 and 681,956.30 is: 1,022,934.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,948.30 : 1,075,422.45 = 681,956.30 : x
  2. Step 2: Convert to fraction form
    716,948.30/1,075,422.45 = 681,956.30/x
  3. Step 3: Cross multiply
    716,948.30x = 1,075,422.45 × 681,956.30
  4. Step 4: Simplify right side
    716,948.30x = 733,391,114,938.94
  5. Step 5: Solve for x
    x = 733,391,114,938.94/716,948.30
  6. Step 6: Final answer
    x = 1,022,934.45

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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.