Home / 802,927.66-1,108,054.38-440,348.35

Finding the Fourth Proportional to 802,927.66, 1,108,054.38 and 440,348.35

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Solution

The fourth proportional to 802,927.66, 1,108,054.38 and 440,348.35 is: 607,688.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,927.66 : 1,108,054.38 = 440,348.35 : x
  2. Step 2: Convert to fraction form
    802,927.66/1,108,054.38 = 440,348.35/x
  3. Step 3: Cross multiply
    802,927.66x = 1,108,054.38 × 440,348.35
  4. Step 4: Simplify right side
    802,927.66x = 487,929,917,943.27
  5. Step 5: Solve for x
    x = 487,929,917,943.27/802,927.66
  6. Step 6: Final answer
    x = 607,688.52

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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.