Home / 857,039.04-1,285,646.10-296,000.64

Finding the Fourth Proportional to 857,039.04, 1,285,646.10 and 296,000.64

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Solution

The fourth proportional to 857,039.04, 1,285,646.10 and 296,000.64 is: 444,031.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,039.04 : 1,285,646.10 = 296,000.64 : x
  2. Step 2: Convert to fraction form
    857,039.04/1,285,646.10 = 296,000.64/x
  3. Step 3: Cross multiply
    857,039.04x = 1,285,646.10 × 296,000.64
  4. Step 4: Simplify right side
    857,039.04x = 380,552,068,413.50
  5. Step 5: Solve for x
    x = 380,552,068,413.50/857,039.04
  6. Step 6: Final answer
    x = 444,031.19

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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.