Home / 466,668.02-643,968.47-262,708.40

Finding the Fourth Proportional to 466,668.02, 643,968.47 and 262,708.40

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Solution

The fourth proportional to 466,668.02, 643,968.47 and 262,708.40 is: 362,518.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,668.02 : 643,968.47 = 262,708.40 : x
  2. Step 2: Convert to fraction form
    466,668.02/643,968.47 = 262,708.40/x
  3. Step 3: Cross multiply
    466,668.02x = 643,968.47 × 262,708.40
  4. Step 4: Simplify right side
    466,668.02x = 169,175,923,841.08
  5. Step 5: Solve for x
    x = 169,175,923,841.08/466,668.02
  6. Step 6: Final answer
    x = 362,518.79

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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.