Home / 501,030.10-752,128.35-301,575.70

Finding the Fourth Proportional to 501,030.10, 752,128.35 and 301,575.70

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Solution

The fourth proportional to 501,030.10, 752,128.35 and 301,575.70 is: 452,714.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,030.10 : 752,128.35 = 301,575.70 : x
  2. Step 2: Convert to fraction form
    501,030.10/752,128.35 = 301,575.70/x
  3. Step 3: Cross multiply
    501,030.10x = 752,128.35 × 301,575.70
  4. Step 4: Simplify right side
    501,030.10x = 226,823,633,641.10
  5. Step 5: Solve for x
    x = 226,823,633,641.10/501,030.10
  6. Step 6: Final answer
    x = 452,714.58

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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.