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Finding the Fourth Proportional to 468,459.14, 646,473.47 and 253,599.04

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Solution

The fourth proportional to 468,459.14, 646,473.47 and 253,599.04 is: 349,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,459.14 : 646,473.47 = 253,599.04 : x
  2. Step 2: Convert to fraction form
    468,459.14/646,473.47 = 253,599.04/x
  3. Step 3: Cross multiply
    468,459.14x = 646,473.47 × 253,599.04
  4. Step 4: Simplify right side
    468,459.14x = 163,945,052,344.06
  5. Step 5: Solve for x
    x = 163,945,052,344.06/468,459.14
  6. Step 6: Final answer
    x = 349,966.60

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1.5x scale

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.