Home / 831,235.58-1,147,082.18-468,656.30

Finding the Fourth Proportional to 831,235.58, 1,147,082.18 and 468,656.30

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Solution

The fourth proportional to 831,235.58, 1,147,082.18 and 468,656.30 is: 646,732.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,235.58 : 1,147,082.18 = 468,656.30 : x
  2. Step 2: Convert to fraction form
    831,235.58/1,147,082.18 = 468,656.30/x
  3. Step 3: Cross multiply
    831,235.58x = 1,147,082.18 × 468,656.30
  4. Step 4: Simplify right side
    831,235.58x = 537,587,284,539.32
  5. Step 5: Solve for x
    x = 537,587,284,539.32/831,235.58
  6. Step 6: Final answer
    x = 646,732.76

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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.