Home / 947,567.58-1,307,646.63-517,847.60

Finding the Fourth Proportional to 947,567.58, 1,307,646.63 and 517,847.60

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Solution

The fourth proportional to 947,567.58, 1,307,646.63 and 517,847.60 is: 714,631.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,567.58 : 1,307,646.63 = 517,847.60 : x
  2. Step 2: Convert to fraction form
    947,567.58/1,307,646.63 = 517,847.60/x
  3. Step 3: Cross multiply
    947,567.58x = 1,307,646.63 × 517,847.60
  4. Step 4: Simplify right side
    947,567.58x = 677,161,662,455.36
  5. Step 5: Solve for x
    x = 677,161,662,455.36/947,567.58
  6. Step 6: Final answer
    x = 714,631.52

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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.