Home / 1,070,190.42-1,605,451.47-360,163.05

Finding the Fourth Proportional to 1,070,190.42, 1,605,451.47 and 360,163.05

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Solution

The fourth proportional to 1,070,190.42, 1,605,451.47 and 360,163.05 is: 540,300.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,190.42 : 1,605,451.47 = 360,163.05 : x
  2. Step 2: Convert to fraction form
    1,070,190.42/1,605,451.47 = 360,163.05/x
  3. Step 3: Cross multiply
    1,070,190.42x = 1,605,451.47 × 360,163.05
  4. Step 4: Simplify right side
    1,070,190.42x = 578,224,298,062.18
  5. Step 5: Solve for x
    x = 578,224,298,062.18/1,070,190.42
  6. Step 6: Final answer
    x = 540,300.39

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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.