Home / 1,315,736.68-1,973,603.76-495,228.50

Finding the Fourth Proportional to 1,315,736.68, 1,973,603.76 and 495,228.50

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Solution

The fourth proportional to 1,315,736.68, 1,973,603.76 and 495,228.50 is: 742,842.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,736.68 : 1,973,603.76 = 495,228.50 : x
  2. Step 2: Convert to fraction form
    1,315,736.68/1,973,603.76 = 495,228.50/x
  3. Step 3: Cross multiply
    1,315,736.68x = 1,973,603.76 × 495,228.50
  4. Step 4: Simplify right side
    1,315,736.68x = 977,384,829,659.16
  5. Step 5: Solve for x
    x = 977,384,829,659.16/1,315,736.68
  6. Step 6: Final answer
    x = 742,842.28

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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.