Home / 1,179,374.40-1,769,061.60-326,444.40

Finding the Fourth Proportional to 1,179,374.40, 1,769,061.60 and 326,444.40

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Solution

The fourth proportional to 1,179,374.40, 1,769,061.60 and 326,444.40 is: 489,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,374.40 : 1,769,061.60 = 326,444.40 : x
  2. Step 2: Convert to fraction form
    1,179,374.40/1,769,061.60 = 326,444.40/x
  3. Step 3: Cross multiply
    1,179,374.40x = 1,769,061.60 × 326,444.40
  4. Step 4: Simplify right side
    1,179,374.40x = 577,500,252,575.04
  5. Step 5: Solve for x
    x = 577,500,252,575.04/1,179,374.40
  6. Step 6: Final answer
    x = 489,666.60

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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.