Home / 969,126.78-1,337,407.63-533,594.78

Finding the Fourth Proportional to 969,126.78, 1,337,407.63 and 533,594.78

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Solution

The fourth proportional to 969,126.78, 1,337,407.63 and 533,594.78 is: 736,367.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,126.78 : 1,337,407.63 = 533,594.78 : x
  2. Step 2: Convert to fraction form
    969,126.78/1,337,407.63 = 533,594.78/x
  3. Step 3: Cross multiply
    969,126.78x = 1,337,407.63 × 533,594.78
  4. Step 4: Simplify right side
    969,126.78x = 713,633,730,100.17
  5. Step 5: Solve for x
    x = 713,633,730,100.17/969,126.78
  6. Step 6: Final answer
    x = 736,367.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.