Home / 1,129,002.80-1,693,777.80-330,252.08

Finding the Fourth Proportional to 1,129,002.80, 1,693,777.80 and 330,252.08

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Solution

The fourth proportional to 1,129,002.80, 1,693,777.80 and 330,252.08 is: 495,458.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,002.80 : 1,693,777.80 = 330,252.08 : x
  2. Step 2: Convert to fraction form
    1,129,002.80/1,693,777.80 = 330,252.08/x
  3. Step 3: Cross multiply
    1,129,002.80x = 1,693,777.80 × 330,252.08
  4. Step 4: Simplify right side
    1,129,002.80x = 559,373,641,507.82
  5. Step 5: Solve for x
    x = 559,373,641,507.82/1,129,002.80
  6. Step 6: Final answer
    x = 495,458.15

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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.