Home / 1,015,746.94-1,401,746.48-556,905.43

Finding the Fourth Proportional to 1,015,746.94, 1,401,746.48 and 556,905.43

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Solution

The fourth proportional to 1,015,746.94, 1,401,746.48 and 556,905.43 is: 768,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,746.94 : 1,401,746.48 = 556,905.43 : x
  2. Step 2: Convert to fraction form
    1,015,746.94/1,401,746.48 = 556,905.43/x
  3. Step 3: Cross multiply
    1,015,746.94x = 1,401,746.48 × 556,905.43
  4. Step 4: Simplify right side
    1,015,746.94x = 780,640,226,195.39
  5. Step 5: Solve for x
    x = 780,640,226,195.39/1,015,746.94
  6. Step 6: Final answer
    x = 768,538.10

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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.