Home / 274,155.16-410,095.48-257,359

Finding the Fourth Proportional to 274,155.16, 410,095.48 and 257,359

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Solution

The fourth proportional to 274,155.16, 410,095.48 and 257,359 is: 384,970.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,155.16 : 410,095.48 = 257,359 : x
  2. Step 2: Convert to fraction form
    274,155.16/410,095.48 = 257,359/x
  3. Step 3: Cross multiply
    274,155.16x = 410,095.48 × 257,359
  4. Step 4: Simplify right side
    274,155.16x = 105,541,762,637.32
  5. Step 5: Solve for x
    x = 105,541,762,637.32/274,155.16
  6. Step 6: Final answer
    x = 384,970.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.