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Finding the Fourth Proportional to 1,294,950.40, 1,941,842.40 and 495,966.40

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Solution

The fourth proportional to 1,294,950.40, 1,941,842.40 and 495,966.40 is: 743,726.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,950.40 : 1,941,842.40 = 495,966.40 : x
  2. Step 2: Convert to fraction form
    1,294,950.40/1,941,842.40 = 495,966.40/x
  3. Step 3: Cross multiply
    1,294,950.40x = 1,941,842.40 × 495,966.40
  4. Step 4: Simplify right side
    1,294,950.40x = 963,088,584,495.36
  5. Step 5: Solve for x
    x = 963,088,584,495.36/1,294,950.40
  6. Step 6: Final answer
    x = 743,726.23

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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.