Home / 774,175.22-1,068,346.05-434,643.38

Finding the Fourth Proportional to 774,175.22, 1,068,346.05 and 434,643.38

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Solution

The fourth proportional to 774,175.22, 1,068,346.05 and 434,643.38 is: 599,799.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,175.22 : 1,068,346.05 = 434,643.38 : x
  2. Step 2: Convert to fraction form
    774,175.22/1,068,346.05 = 434,643.38/x
  3. Step 3: Cross multiply
    774,175.22x = 1,068,346.05 × 434,643.38
  4. Step 4: Simplify right side
    774,175.22x = 464,349,538,181.65
  5. Step 5: Solve for x
    x = 464,349,538,181.65/774,175.22
  6. Step 6: Final answer
    x = 599,799.02

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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.