Home / 843,026.55-1,163,396.57-480,484.14

Finding the Fourth Proportional to 843,026.55, 1,163,396.57 and 480,484.14

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Solution

The fourth proportional to 843,026.55, 1,163,396.57 and 480,484.14 is: 663,079.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,026.55 : 1,163,396.57 = 480,484.14 : x
  2. Step 2: Convert to fraction form
    843,026.55/1,163,396.57 = 480,484.14/x
  3. Step 3: Cross multiply
    843,026.55x = 1,163,396.57 × 480,484.14
  4. Step 4: Simplify right side
    843,026.55x = 558,993,608,196.14
  5. Step 5: Solve for x
    x = 558,993,608,196.14/843,026.55
  6. Step 6: Final answer
    x = 663,079.48

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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.