Home / 867,851.11-1,301,862.27-299,157.35

Finding the Fourth Proportional to 867,851.11, 1,301,862.27 and 299,157.35

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Solution

The fourth proportional to 867,851.11, 1,301,862.27 and 299,157.35 is: 448,765.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,851.11 : 1,301,862.27 = 299,157.35 : x
  2. Step 2: Convert to fraction form
    867,851.11/1,301,862.27 = 299,157.35/x
  3. Step 3: Cross multiply
    867,851.11x = 1,301,862.27 × 299,157.35
  4. Step 4: Simplify right side
    867,851.11x = 389,461,668,693.69
  5. Step 5: Solve for x
    x = 389,461,668,693.69/867,851.11
  6. Step 6: Final answer
    x = 448,765.54

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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.