Home / 778,791.66-1,075,219.02-597,154.65

Finding the Fourth Proportional to 778,791.66, 1,075,219.02 and 597,154.65

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Solution

The fourth proportional to 778,791.66, 1,075,219.02 and 597,154.65 is: 824,446.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,791.66 : 1,075,219.02 = 597,154.65 : x
  2. Step 2: Convert to fraction form
    778,791.66/1,075,219.02 = 597,154.65/x
  3. Step 3: Cross multiply
    778,791.66x = 1,075,219.02 × 597,154.65
  4. Step 4: Simplify right side
    778,791.66x = 642,072,037,561.44
  5. Step 5: Solve for x
    x = 642,072,037,561.44/778,791.66
  6. Step 6: Final answer
    x = 824,446.47

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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.