Home / 908,848.66-1,254,154.11-500,928.05

Finding the Fourth Proportional to 908,848.66, 1,254,154.11 and 500,928.05

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Solution

The fourth proportional to 908,848.66, 1,254,154.11 and 500,928.05 is: 691,249.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,848.66 : 1,254,154.11 = 500,928.05 : x
  2. Step 2: Convert to fraction form
    908,848.66/1,254,154.11 = 500,928.05/x
  3. Step 3: Cross multiply
    908,848.66x = 1,254,154.11 × 500,928.05
  4. Step 4: Simplify right side
    908,848.66x = 628,240,972,721.79
  5. Step 5: Solve for x
    x = 628,240,972,721.79/908,848.66
  6. Step 6: Final answer
    x = 691,249.27

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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.