Home / 718,798.66-992,261.04-464,273.98

Finding the Fourth Proportional to 718,798.66, 992,261.04 and 464,273.98

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Solution

The fourth proportional to 718,798.66, 992,261.04 and 464,273.98 is: 640,904.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,798.66 : 992,261.04 = 464,273.98 : x
  2. Step 2: Convert to fraction form
    718,798.66/992,261.04 = 464,273.98/x
  3. Step 3: Cross multiply
    718,798.66x = 992,261.04 × 464,273.98
  4. Step 4: Simplify right side
    718,798.66x = 460,680,982,239.74
  5. Step 5: Solve for x
    x = 460,680,982,239.74/718,798.66
  6. Step 6: Final answer
    x = 640,904.06

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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.