Home / 763,233.06-1,144,873.86-383,946.51

Finding the Fourth Proportional to 763,233.06, 1,144,873.86 and 383,946.51

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Solution

The fourth proportional to 763,233.06, 1,144,873.86 and 383,946.51 is: 575,931.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,233.06 : 1,144,873.86 = 383,946.51 : x
  2. Step 2: Convert to fraction form
    763,233.06/1,144,873.86 = 383,946.51/x
  3. Step 3: Cross multiply
    763,233.06x = 1,144,873.86 × 383,946.51
  4. Step 4: Simplify right side
    763,233.06x = 439,570,322,937.23
  5. Step 5: Solve for x
    x = 439,570,322,937.23/763,233.06
  6. Step 6: Final answer
    x = 575,931.97

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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.