Home / 947,392.66-1,307,252.28-539,265.79

Finding the Fourth Proportional to 947,392.66, 1,307,252.28 and 539,265.79

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Solution

The fourth proportional to 947,392.66, 1,307,252.28 and 539,265.79 is: 744,101.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,392.66 : 1,307,252.28 = 539,265.79 : x
  2. Step 2: Convert to fraction form
    947,392.66/1,307,252.28 = 539,265.79/x
  3. Step 3: Cross multiply
    947,392.66x = 1,307,252.28 × 539,265.79
  4. Step 4: Simplify right side
    947,392.66x = 704,956,433,503.50
  5. Step 5: Solve for x
    x = 704,956,433,503.50/947,392.66
  6. Step 6: Final answer
    x = 744,101.64

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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.