Home / 497,632.68-681,238.89-494,075.16

Finding the Fourth Proportional to 497,632.68, 681,238.89 and 494,075.16

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Solution

The fourth proportional to 497,632.68, 681,238.89 and 494,075.16 is: 676,368.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,632.68 : 681,238.89 = 494,075.16 : x
  2. Step 2: Convert to fraction form
    497,632.68/681,238.89 = 494,075.16/x
  3. Step 3: Cross multiply
    497,632.68x = 681,238.89 × 494,075.16
  4. Step 4: Simplify right side
    497,632.68x = 336,583,213,574.97
  5. Step 5: Solve for x
    x = 336,583,213,574.97/497,632.68
  6. Step 6: Final answer
    x = 676,368.79

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.