Home / 1,208,792.86-1,812,565.28-355,753.82

Finding the Fourth Proportional to 1,208,792.86, 1,812,565.28 and 355,753.82

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Solution

The fourth proportional to 1,208,792.86, 1,812,565.28 and 355,753.82 is: 533,447.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,792.86 : 1,812,565.28 = 355,753.82 : x
  2. Step 2: Convert to fraction form
    1,208,792.86/1,812,565.28 = 355,753.82/x
  3. Step 3: Cross multiply
    1,208,792.86x = 1,812,565.28 × 355,753.82
  4. Step 4: Simplify right side
    1,208,792.86x = 644,827,022,359.37
  5. Step 5: Solve for x
    x = 644,827,022,359.37/1,208,792.86
  6. Step 6: Final answer
    x = 533,447.08

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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.