Home / 839,668.38-1,158,698.65-477,041.91

Finding the Fourth Proportional to 839,668.38, 1,158,698.65 and 477,041.91

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Solution

The fourth proportional to 839,668.38, 1,158,698.65 and 477,041.91 is: 658,293.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,668.38 : 1,158,698.65 = 477,041.91 : x
  2. Step 2: Convert to fraction form
    839,668.38/1,158,698.65 = 477,041.91/x
  3. Step 3: Cross multiply
    839,668.38x = 1,158,698.65 × 477,041.91
  4. Step 4: Simplify right side
    839,668.38x = 552,747,811,125.47
  5. Step 5: Solve for x
    x = 552,747,811,125.47/839,668.38
  6. Step 6: Final answer
    x = 658,293.00

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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.