Home / 1,008,703.50-1,392,010.83-556,004.22

Finding the Fourth Proportional to 1,008,703.50, 1,392,010.83 and 556,004.22

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Solution

The fourth proportional to 1,008,703.50, 1,392,010.83 and 556,004.22 is: 767,285.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,703.50 : 1,392,010.83 = 556,004.22 : x
  2. Step 2: Convert to fraction form
    1,008,703.50/1,392,010.83 = 556,004.22/x
  3. Step 3: Cross multiply
    1,008,703.50x = 1,392,010.83 × 556,004.22
  4. Step 4: Simplify right side
    1,008,703.50x = 773,963,895,765.70
  5. Step 5: Solve for x
    x = 773,963,895,765.70/1,008,703.50
  6. Step 6: Final answer
    x = 767,285.82

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1.5x scale

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.