Home / 964,802.88-1,331,268.48-535,014.72

Finding the Fourth Proportional to 964,802.88, 1,331,268.48 and 535,014.72

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Solution

The fourth proportional to 964,802.88, 1,331,268.48 and 535,014.72 is: 738,231.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,802.88 : 1,331,268.48 = 535,014.72 : x
  2. Step 2: Convert to fraction form
    964,802.88/1,331,268.48 = 535,014.72/x
  3. Step 3: Cross multiply
    964,802.88x = 1,331,268.48 × 535,014.72
  4. Step 4: Simplify right side
    964,802.88x = 712,248,233,072.03
  5. Step 5: Solve for x
    x = 712,248,233,072.03/964,802.88
  6. Step 6: Final answer
    x = 738,231.87

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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.