Home / 966,668.42-1,334,001.74-536,988.54

Finding the Fourth Proportional to 966,668.42, 1,334,001.74 and 536,988.54

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Solution

The fourth proportional to 966,668.42, 1,334,001.74 and 536,988.54 is: 741,043.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,668.42 : 1,334,001.74 = 536,988.54 : x
  2. Step 2: Convert to fraction form
    966,668.42/1,334,001.74 = 536,988.54/x
  3. Step 3: Cross multiply
    966,668.42x = 1,334,001.74 × 536,988.54
  4. Step 4: Simplify right side
    966,668.42x = 716,343,646,720.06
  5. Step 5: Solve for x
    x = 716,343,646,720.06/966,668.42
  6. Step 6: Final answer
    x = 741,043.81

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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.