Home / 1,027,587.45-1,541,528.79-317,670.84

Finding the Fourth Proportional to 1,027,587.45, 1,541,528.79 and 317,670.84

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Solution

The fourth proportional to 1,027,587.45, 1,541,528.79 and 317,670.84 is: 476,551.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,587.45 : 1,541,528.79 = 317,670.84 : x
  2. Step 2: Convert to fraction form
    1,027,587.45/1,541,528.79 = 317,670.84/x
  3. Step 3: Cross multiply
    1,027,587.45x = 1,541,528.79 × 317,670.84
  4. Step 4: Simplify right side
    1,027,587.45x = 489,698,745,603.48
  5. Step 5: Solve for x
    x = 489,698,745,603.48/1,027,587.45
  6. Step 6: Final answer
    x = 476,551.89

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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.