Home / 1,070,346.54-1,604,395.94-360,128.02

Finding the Fourth Proportional to 1,070,346.54, 1,604,395.94 and 360,128.02

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Solution

The fourth proportional to 1,070,346.54, 1,604,395.94 and 360,128.02 is: 539,813.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,346.54 : 1,604,395.94 = 360,128.02 : x
  2. Step 2: Convert to fraction form
    1,070,346.54/1,604,395.94 = 360,128.02/x
  3. Step 3: Cross multiply
    1,070,346.54x = 1,604,395.94 × 360,128.02
  4. Step 4: Simplify right side
    1,070,346.54x = 577,787,933,168.24
  5. Step 5: Solve for x
    x = 577,787,933,168.24/1,070,346.54
  6. Step 6: Final answer
    x = 539,813.89

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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.