Home / 850,528.28-1,173,728.66-468,555.05

Finding the Fourth Proportional to 850,528.28, 1,173,728.66 and 468,555.05

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Solution

The fourth proportional to 850,528.28, 1,173,728.66 and 468,555.05 is: 646,605.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,528.28 : 1,173,728.66 = 468,555.05 : x
  2. Step 2: Convert to fraction form
    850,528.28/1,173,728.66 = 468,555.05/x
  3. Step 3: Cross multiply
    850,528.28x = 1,173,728.66 × 468,555.05
  4. Step 4: Simplify right side
    850,528.28x = 549,956,491,564.28
  5. Step 5: Solve for x
    x = 549,956,491,564.28/850,528.28
  6. Step 6: Final answer
    x = 646,605.77

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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.