Home / 839,310.96-1,158,212.92-476,733.72

Finding the Fourth Proportional to 839,310.96, 1,158,212.92 and 476,733.72

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Solution

The fourth proportional to 839,310.96, 1,158,212.92 and 476,733.72 is: 657,871.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,310.96 : 1,158,212.92 = 476,733.72 : x
  2. Step 2: Convert to fraction form
    839,310.96/1,158,212.92 = 476,733.72/x
  3. Step 3: Cross multiply
    839,310.96x = 1,158,212.92 × 476,733.72
  4. Step 4: Simplify right side
    839,310.96x = 552,159,153,903.66
  5. Step 5: Solve for x
    x = 552,159,153,903.66/839,310.96
  6. Step 6: Final answer
    x = 657,871.97

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1.5x scale

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.