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Finding the Fourth Proportional to 536,384.68, 804,577 and 137,026.32

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Solution

The fourth proportional to 536,384.68, 804,577 and 137,026.32 is: 205,539.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,384.68 : 804,577 = 137,026.32 : x
  2. Step 2: Convert to fraction form
    536,384.68/804,577 = 137,026.32/x
  3. Step 3: Cross multiply
    536,384.68x = 804,577 × 137,026.32
  4. Step 4: Simplify right side
    536,384.68x = 110,248,225,466.64
  5. Step 5: Solve for x
    x = 110,248,225,466.64/536,384.68
  6. Step 6: Final answer
    x = 205,539.47

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Similar ratio
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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.