Home / 468,116.68-646,005.70-253,261.36

Finding the Fourth Proportional to 468,116.68, 646,005.70 and 253,261.36

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Solution

The fourth proportional to 468,116.68, 646,005.70 and 253,261.36 is: 349,503.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,116.68 : 646,005.70 = 253,261.36 : x
  2. Step 2: Convert to fraction form
    468,116.68/646,005.70 = 253,261.36/x
  3. Step 3: Cross multiply
    468,116.68x = 646,005.70 × 253,261.36
  4. Step 4: Simplify right side
    468,116.68x = 163,608,282,149.75
  5. Step 5: Solve for x
    x = 163,608,282,149.75/468,116.68
  6. Step 6: Final answer
    x = 349,503.21

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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.