Home / 714,176.61-1,071,154.20-208,601.84

Finding the Fourth Proportional to 714,176.61, 1,071,154.20 and 208,601.84

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Solution

The fourth proportional to 714,176.61, 1,071,154.20 and 208,601.84 is: 312,870.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,176.61 : 1,071,154.20 = 208,601.84 : x
  2. Step 2: Convert to fraction form
    714,176.61/1,071,154.20 = 208,601.84/x
  3. Step 3: Cross multiply
    714,176.61x = 1,071,154.20 × 208,601.84
  4. Step 4: Simplify right side
    714,176.61x = 223,444,737,043.73
  5. Step 5: Solve for x
    x = 223,444,737,043.73/714,176.61
  6. Step 6: Final answer
    x = 312,870.42

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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.