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Finding the Fourth Proportional to 556,383.36, 834,575.04 and 260,826.24

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Solution

The fourth proportional to 556,383.36, 834,575.04 and 260,826.24 is: 391,239.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,383.36 : 834,575.04 = 260,826.24 : x
  2. Step 2: Convert to fraction form
    556,383.36/834,575.04 = 260,826.24/x
  3. Step 3: Cross multiply
    556,383.36x = 834,575.04 × 260,826.24
  4. Step 4: Simplify right side
    556,383.36x = 217,679,069,681.05
  5. Step 5: Solve for x
    x = 217,679,069,681.05/556,383.36
  6. Step 6: Final answer
    x = 391,239.36

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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.