Home / 839,677.47-1,158,711.15-477,051

Finding the Fourth Proportional to 839,677.47, 1,158,711.15 and 477,051

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Solution

The fourth proportional to 839,677.47, 1,158,711.15 and 477,051 is: 658,305.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,677.47 : 1,158,711.15 = 477,051 : x
  2. Step 2: Convert to fraction form
    839,677.47/1,158,711.15 = 477,051/x
  3. Step 3: Cross multiply
    839,677.47x = 1,158,711.15 × 477,051
  4. Step 4: Simplify right side
    839,677.47x = 552,764,312,818.65
  5. Step 5: Solve for x
    x = 552,764,312,818.65/839,677.47
  6. Step 6: Final answer
    x = 658,305.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.