Home / 763,236.02-1,053,212.93-423,677.46

Finding the Fourth Proportional to 763,236.02, 1,053,212.93 and 423,677.46

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Solution

The fourth proportional to 763,236.02, 1,053,212.93 and 423,677.46 is: 584,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,236.02 : 1,053,212.93 = 423,677.46 : x
  2. Step 2: Convert to fraction form
    763,236.02/1,053,212.93 = 423,677.46/x
  3. Step 3: Cross multiply
    763,236.02x = 1,053,212.93 × 423,677.46
  4. Step 4: Simplify right side
    763,236.02x = 446,222,579,021.56
  5. Step 5: Solve for x
    x = 446,222,579,021.56/763,236.02
  6. Step 6: Final answer
    x = 584,645.60

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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.