Home / 839,675.35-1,158,708.25-477,048.88

Finding the Fourth Proportional to 839,675.35, 1,158,708.25 and 477,048.88

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Solution

The fourth proportional to 839,675.35, 1,158,708.25 and 477,048.88 is: 658,302.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,675.35 : 1,158,708.25 = 477,048.88 : x
  2. Step 2: Convert to fraction form
    839,675.35/1,158,708.25 = 477,048.88/x
  3. Step 3: Cross multiply
    839,675.35x = 1,158,708.25 × 477,048.88
  4. Step 4: Simplify right side
    839,675.35x = 552,760,472,909.26
  5. Step 5: Solve for x
    x = 552,760,472,909.26/839,675.35
  6. Step 6: Final answer
    x = 658,302.61

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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.