Home / 1,103,290.38-1,654,935.65-355,336.38

Finding the Fourth Proportional to 1,103,290.38, 1,654,935.65 and 355,336.38

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Solution

The fourth proportional to 1,103,290.38, 1,654,935.65 and 355,336.38 is: 533,004.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,290.38 : 1,654,935.65 = 355,336.38 : x
  2. Step 2: Convert to fraction form
    1,103,290.38/1,654,935.65 = 355,336.38/x
  3. Step 3: Cross multiply
    1,103,290.38x = 1,654,935.65 × 355,336.38
  4. Step 4: Simplify right side
    1,103,290.38x = 588,058,835,617.61
  5. Step 5: Solve for x
    x = 588,058,835,617.61/1,103,290.38
  6. Step 6: Final answer
    x = 533,004.59

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1.5x scale

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.