Home / 1,009,575.61-1,514,655.56-326,447.89

Finding the Fourth Proportional to 1,009,575.61, 1,514,655.56 and 326,447.89

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Solution

The fourth proportional to 1,009,575.61, 1,514,655.56 and 326,447.89 is: 489,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,575.61 : 1,514,655.56 = 326,447.89 : x
  2. Step 2: Convert to fraction form
    1,009,575.61/1,514,655.56 = 326,447.89/x
  3. Step 3: Cross multiply
    1,009,575.61x = 1,514,655.56 × 326,447.89
  4. Step 4: Simplify right side
    1,009,575.61x = 494,456,111,638.77
  5. Step 5: Solve for x
    x = 494,456,111,638.77/1,009,575.61
  6. Step 6: Final answer
    x = 489,766.30

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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.