Home / 779,126.10-1,170,462.60-563,649.45

Finding the Fourth Proportional to 779,126.10, 1,170,462.60 and 563,649.45

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Solution

The fourth proportional to 779,126.10, 1,170,462.60 and 563,649.45 is: 846,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,126.10 : 1,170,462.60 = 563,649.45 : x
  2. Step 2: Convert to fraction form
    779,126.10/1,170,462.60 = 563,649.45/x
  3. Step 3: Cross multiply
    779,126.10x = 1,170,462.60 × 563,649.45
  4. Step 4: Simplify right side
    779,126.10x = 659,730,600,735.57
  5. Step 5: Solve for x
    x = 659,730,600,735.57/779,126.10
  6. Step 6: Final answer
    x = 846,757.16

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1.5x scale

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.