Home / 947,222.76-1,307,168.64-539,306.76

Finding the Fourth Proportional to 947,222.76, 1,307,168.64 and 539,306.76

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Solution

The fourth proportional to 947,222.76, 1,307,168.64 and 539,306.76 is: 744,244.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,222.76 : 1,307,168.64 = 539,306.76 : x
  2. Step 2: Convert to fraction form
    947,222.76/1,307,168.64 = 539,306.76/x
  3. Step 3: Cross multiply
    947,222.76x = 1,307,168.64 × 539,306.76
  4. Step 4: Simplify right side
    947,222.76x = 704,964,884,012.01
  5. Step 5: Solve for x
    x = 704,964,884,012.01/947,222.76
  6. Step 6: Final answer
    x = 744,244.03

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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.