Home / 342,569.04-472,935.76-206,637.28

Finding the Fourth Proportional to 342,569.04, 472,935.76 and 206,637.28

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Solution

The fourth proportional to 342,569.04, 472,935.76 and 206,637.28 is: 285,274.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,569.04 : 472,935.76 = 206,637.28 : x
  2. Step 2: Convert to fraction form
    342,569.04/472,935.76 = 206,637.28/x
  3. Step 3: Cross multiply
    342,569.04x = 472,935.76 × 206,637.28
  4. Step 4: Simplify right side
    342,569.04x = 97,726,159,061.13
  5. Step 5: Solve for x
    x = 97,726,159,061.13/342,569.04
  6. Step 6: Final answer
    x = 285,274.35

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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.