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Finding the Fourth Proportional to 468,267.08, 646,208.58 and 253,407.16

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Solution

The fourth proportional to 468,267.08, 646,208.58 and 253,407.16 is: 349,701.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,267.08 : 646,208.58 = 253,407.16 : x
  2. Step 2: Convert to fraction form
    468,267.08/646,208.58 = 253,407.16/x
  3. Step 3: Cross multiply
    468,267.08x = 646,208.58 × 253,407.16
  4. Step 4: Simplify right side
    468,267.08x = 163,753,881,025.43
  5. Step 5: Solve for x
    x = 163,753,881,025.43/468,267.08
  6. Step 6: Final answer
    x = 349,701.89

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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.