Home / 836,949.32-1,155,116.13-510,451.74

Finding the Fourth Proportional to 836,949.32, 1,155,116.13 and 510,451.74

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Solution

The fourth proportional to 836,949.32, 1,155,116.13 and 510,451.74 is: 704,500.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,949.32 : 1,155,116.13 = 510,451.74 : x
  2. Step 2: Convert to fraction form
    836,949.32/1,155,116.13 = 510,451.74/x
  3. Step 3: Cross multiply
    836,949.32x = 1,155,116.13 × 510,451.74
  4. Step 4: Simplify right side
    836,949.32x = 589,631,038,460.57
  5. Step 5: Solve for x
    x = 589,631,038,460.57/836,949.32
  6. Step 6: Final answer
    x = 704,500.29

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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.