Home / 696,128.48-1,044,323.40-222,686.72

Finding the Fourth Proportional to 696,128.48, 1,044,323.40 and 222,686.72

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Solution

The fourth proportional to 696,128.48, 1,044,323.40 and 222,686.72 is: 334,071.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,128.48 : 1,044,323.40 = 222,686.72 : x
  2. Step 2: Convert to fraction form
    696,128.48/1,044,323.40 = 222,686.72/x
  3. Step 3: Cross multiply
    696,128.48x = 1,044,323.40 × 222,686.72
  4. Step 4: Simplify right side
    696,128.48x = 232,556,952,565.25
  5. Step 5: Solve for x
    x = 232,556,952,565.25/696,128.48
  6. Step 6: Final answer
    x = 334,071.88

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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.