Home / 774,333.69-1,162,239.34-475,398.13

Finding the Fourth Proportional to 774,333.69, 1,162,239.34 and 475,398.13

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Solution

The fourth proportional to 774,333.69, 1,162,239.34 and 475,398.13 is: 713,550.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,333.69 : 1,162,239.34 = 475,398.13 : x
  2. Step 2: Convert to fraction form
    774,333.69/1,162,239.34 = 475,398.13/x
  3. Step 3: Cross multiply
    774,333.69x = 1,162,239.34 × 475,398.13
  4. Step 4: Simplify right side
    774,333.69x = 552,526,408,848.43
  5. Step 5: Solve for x
    x = 552,526,408,848.43/774,333.69
  6. Step 6: Final answer
    x = 713,550.78

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1.5x scale

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.