Home / 964,770.72-1,331,465.38-535,189.26

Finding the Fourth Proportional to 964,770.72, 1,331,465.38 and 535,189.26

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Solution

The fourth proportional to 964,770.72, 1,331,465.38 and 535,189.26 is: 738,606.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,770.72 : 1,331,465.38 = 535,189.26 : x
  2. Step 2: Convert to fraction form
    964,770.72/1,331,465.38 = 535,189.26/x
  3. Step 3: Cross multiply
    964,770.72x = 1,331,465.38 × 535,189.26
  4. Step 4: Simplify right side
    964,770.72x = 712,585,971,437.82
  5. Step 5: Solve for x
    x = 712,585,971,437.82/964,770.72
  6. Step 6: Final answer
    x = 738,606.55

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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.