Home / 1,008,054.50-1,512,110.92-260,100.50

Finding the Fourth Proportional to 1,008,054.50, 1,512,110.92 and 260,100.50

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Solution

The fourth proportional to 1,008,054.50, 1,512,110.92 and 260,100.50 is: 390,158.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,054.50 : 1,512,110.92 = 260,100.50 : x
  2. Step 2: Convert to fraction form
    1,008,054.50/1,512,110.92 = 260,100.50/x
  3. Step 3: Cross multiply
    1,008,054.50x = 1,512,110.92 × 260,100.50
  4. Step 4: Simplify right side
    1,008,054.50x = 393,300,806,347.46
  5. Step 5: Solve for x
    x = 393,300,806,347.46/1,008,054.50
  6. Step 6: Final answer
    x = 390,158.28

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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.