Home / 1,077,851.70-1,617,007.95-329,973.30

Finding the Fourth Proportional to 1,077,851.70, 1,617,007.95 and 329,973.30

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Solution

The fourth proportional to 1,077,851.70, 1,617,007.95 and 329,973.30 is: 495,030.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,851.70 : 1,617,007.95 = 329,973.30 : x
  2. Step 2: Convert to fraction form
    1,077,851.70/1,617,007.95 = 329,973.30/x
  3. Step 3: Cross multiply
    1,077,851.70x = 1,617,007.95 × 329,973.30
  4. Step 4: Simplify right side
    1,077,851.70x = 533,569,449,387.74
  5. Step 5: Solve for x
    x = 533,569,449,387.74/1,077,851.70
  6. Step 6: Final answer
    x = 495,030.48

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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.