Home / 896,338.50-1,236,915.75-503,859.48

Finding the Fourth Proportional to 896,338.50, 1,236,915.75 and 503,859.48

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Solution

The fourth proportional to 896,338.50, 1,236,915.75 and 503,859.48 is: 695,308.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,338.50 : 1,236,915.75 = 503,859.48 : x
  2. Step 2: Convert to fraction form
    896,338.50/1,236,915.75 = 503,859.48/x
  3. Step 3: Cross multiply
    896,338.50x = 1,236,915.75 × 503,859.48
  4. Step 4: Simplify right side
    896,338.50x = 623,231,726,598.81
  5. Step 5: Solve for x
    x = 623,231,726,598.81/896,338.50
  6. Step 6: Final answer
    x = 695,308.44

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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.