Home / 349,583.08-482,428.02-198,681.16

Finding the Fourth Proportional to 349,583.08, 482,428.02 and 198,681.16

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Solution

The fourth proportional to 349,583.08, 482,428.02 and 198,681.16 is: 274,181.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,583.08 : 482,428.02 = 198,681.16 : x
  2. Step 2: Convert to fraction form
    349,583.08/482,428.02 = 198,681.16/x
  3. Step 3: Cross multiply
    349,583.08x = 482,428.02 × 198,681.16
  4. Step 4: Simplify right side
    349,583.08x = 95,849,358,630.10
  5. Step 5: Solve for x
    x = 95,849,358,630.10/349,583.08
  6. Step 6: Final answer
    x = 274,181.92

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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.