Home / 372,318.93-513,802.36-202,554.27

Finding the Fourth Proportional to 372,318.93, 513,802.36 and 202,554.27

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Solution

The fourth proportional to 372,318.93, 513,802.36 and 202,554.27 is: 279,526.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,318.93 : 513,802.36 = 202,554.27 : x
  2. Step 2: Convert to fraction form
    372,318.93/513,802.36 = 202,554.27/x
  3. Step 3: Cross multiply
    372,318.93x = 513,802.36 × 202,554.27
  4. Step 4: Simplify right side
    372,318.93x = 104,072,859,656.80
  5. Step 5: Solve for x
    x = 104,072,859,656.80/372,318.93
  6. Step 6: Final answer
    x = 279,526.11

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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.