Home / 857,255.04-1,180,312.56-652,649.04

Finding the Fourth Proportional to 857,255.04, 1,180,312.56 and 652,649.04

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Solution

The fourth proportional to 857,255.04, 1,180,312.56 and 652,649.04 is: 898,600.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,255.04 : 1,180,312.56 = 652,649.04 : x
  2. Step 2: Convert to fraction form
    857,255.04/1,180,312.56 = 652,649.04/x
  3. Step 3: Cross multiply
    857,255.04x = 1,180,312.56 × 652,649.04
  4. Step 4: Simplify right side
    857,255.04x = 770,329,859,183.94
  5. Step 5: Solve for x
    x = 770,329,859,183.94/857,255.04
  6. Step 6: Final answer
    x = 898,600.56

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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.