Home / 385,017.03-577,044.41-185,283.79

Finding the Fourth Proportional to 385,017.03, 577,044.41 and 185,283.79

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Solution

The fourth proportional to 385,017.03, 577,044.41 and 185,283.79 is: 277,694.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,017.03 : 577,044.41 = 185,283.79 : x
  2. Step 2: Convert to fraction form
    385,017.03/577,044.41 = 185,283.79/x
  3. Step 3: Cross multiply
    385,017.03x = 577,044.41 × 185,283.79
  4. Step 4: Simplify right side
    385,017.03x = 106,916,972,914.08
  5. Step 5: Solve for x
    x = 106,916,972,914.08/385,017.03
  6. Step 6: Final answer
    x = 277,694.14

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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.