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Finding the Fourth Proportional to 401,322.77, 602,084.38 and 283,224.77

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Solution

The fourth proportional to 401,322.77, 602,084.38 and 283,224.77 is: 424,907.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,322.77 : 602,084.38 = 283,224.77 : x
  2. Step 2: Convert to fraction form
    401,322.77/602,084.38 = 283,224.77/x
  3. Step 3: Cross multiply
    401,322.77x = 602,084.38 × 283,224.77
  4. Step 4: Simplify right side
    401,322.77x = 170,525,210,046.09
  5. Step 5: Solve for x
    x = 170,525,210,046.09/401,322.77
  6. Step 6: Final answer
    x = 424,907.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.