Home / 468,304.20-646,261.47-253,444.23

Finding the Fourth Proportional to 468,304.20, 646,261.47 and 253,444.23

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Solution

The fourth proportional to 468,304.20, 646,261.47 and 253,444.23 is: 349,753.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,304.20 : 646,261.47 = 253,444.23 : x
  2. Step 2: Convert to fraction form
    468,304.20/646,261.47 = 253,444.23/x
  3. Step 3: Cross multiply
    468,304.20x = 646,261.47 × 253,444.23
  4. Step 4: Simplify right side
    468,304.20x = 163,791,240,642.82
  5. Step 5: Solve for x
    x = 163,791,240,642.82/468,304.20
  6. Step 6: Final answer
    x = 349,753.94

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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.