Home / 936,249.90-1,292,024.70-506,530.32

Finding the Fourth Proportional to 936,249.90, 1,292,024.70 and 506,530.32

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Solution

The fourth proportional to 936,249.90, 1,292,024.70 and 506,530.32 is: 699,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,249.90 : 1,292,024.70 = 506,530.32 : x
  2. Step 2: Convert to fraction form
    936,249.90/1,292,024.70 = 506,530.32/x
  3. Step 3: Cross multiply
    936,249.90x = 1,292,024.70 × 506,530.32
  4. Step 4: Simplify right side
    936,249.90x = 654,449,684,738.90
  5. Step 5: Solve for x
    x = 654,449,684,738.90/936,249.90
  6. Step 6: Final answer
    x = 699,011.75

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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.