Home / 912,483.22-1,259,235.01-504,612.51

Finding the Fourth Proportional to 912,483.22, 1,259,235.01 and 504,612.51

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Solution

The fourth proportional to 912,483.22, 1,259,235.01 and 504,612.51 is: 696,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,483.22 : 1,259,235.01 = 504,612.51 : x
  2. Step 2: Convert to fraction form
    912,483.22/1,259,235.01 = 504,612.51/x
  3. Step 3: Cross multiply
    912,483.22x = 1,259,235.01 × 504,612.51
  4. Step 4: Simplify right side
    912,483.22x = 635,425,732,146.16
  5. Step 5: Solve for x
    x = 635,425,732,146.16/912,483.22
  6. Step 6: Final answer
    x = 696,369.77

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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.