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Finding the Fourth Proportional to 468,158.04, 646,053.50 and 253,293.39

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Solution

The fourth proportional to 468,158.04, 646,053.50 and 253,293.39 is: 349,542.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,158.04 : 646,053.50 = 253,293.39 : x
  2. Step 2: Convert to fraction form
    468,158.04/646,053.50 = 253,293.39/x
  3. Step 3: Cross multiply
    468,158.04x = 646,053.50 × 253,293.39
  4. Step 4: Simplify right side
    468,158.04x = 163,641,081,769.60
  5. Step 5: Solve for x
    x = 163,641,081,769.60/468,158.04
  6. Step 6: Final answer
    x = 349,542.39

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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.