Home / 372,570.90-514,157.86-202,812.18

Finding the Fourth Proportional to 372,570.90, 514,157.86 and 202,812.18

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Solution

The fourth proportional to 372,570.90, 514,157.86 and 202,812.18 is: 279,886.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,570.90 : 514,157.86 = 202,812.18 : x
  2. Step 2: Convert to fraction form
    372,570.90/514,157.86 = 202,812.18/x
  3. Step 3: Cross multiply
    372,570.90x = 514,157.86 × 202,812.18
  4. Step 4: Simplify right side
    372,570.90x = 104,277,476,450.74
  5. Step 5: Solve for x
    x = 104,277,476,450.74/372,570.90
  6. Step 6: Final answer
    x = 279,886.26

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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.