Home / 901,612.26-1,352,055.08-325,071.40

Finding the Fourth Proportional to 901,612.26, 1,352,055.08 and 325,071.40

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Solution

The fourth proportional to 901,612.26, 1,352,055.08 and 325,071.40 is: 487,476.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,612.26 : 1,352,055.08 = 325,071.40 : x
  2. Step 2: Convert to fraction form
    901,612.26/1,352,055.08 = 325,071.40/x
  3. Step 3: Cross multiply
    901,612.26x = 1,352,055.08 × 325,071.40
  4. Step 4: Simplify right side
    901,612.26x = 439,514,437,732.71
  5. Step 5: Solve for x
    x = 439,514,437,732.71/901,612.26
  6. Step 6: Final answer
    x = 487,476.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.