Home / 503,048.05-754,490.04-147,979.02

Finding the Fourth Proportional to 503,048.05, 754,490.04 and 147,979.02

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Solution

The fourth proportional to 503,048.05, 754,490.04 and 147,979.02 is: 221,944.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,048.05 : 754,490.04 = 147,979.02 : x
  2. Step 2: Convert to fraction form
    503,048.05/754,490.04 = 147,979.02/x
  3. Step 3: Cross multiply
    503,048.05x = 754,490.04 × 147,979.02
  4. Step 4: Simplify right side
    503,048.05x = 111,648,692,946.51
  5. Step 5: Solve for x
    x = 111,648,692,946.51/503,048.05
  6. Step 6: Final answer
    x = 221,944.39

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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.