Home / 774,535.26-1,068,742.71-434,937.90

Finding the Fourth Proportional to 774,535.26, 1,068,742.71 and 434,937.90

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Solution

The fourth proportional to 774,535.26, 1,068,742.71 and 434,937.90 is: 600,149.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,535.26 : 1,068,742.71 = 434,937.90 : x
  2. Step 2: Convert to fraction form
    774,535.26/1,068,742.71 = 434,937.90/x
  3. Step 3: Cross multiply
    774,535.26x = 1,068,742.71 × 434,937.90
  4. Step 4: Simplify right side
    774,535.26x = 464,836,709,927.71
  5. Step 5: Solve for x
    x = 464,836,709,927.71/774,535.26
  6. Step 6: Final answer
    x = 600,149.19

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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.