Home / 858,472.47-1,184,451.39-536,509.62

Finding the Fourth Proportional to 858,472.47, 1,184,451.39 and 536,509.62

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Solution

The fourth proportional to 858,472.47, 1,184,451.39 and 536,509.62 is: 740,232.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,472.47 : 1,184,451.39 = 536,509.62 : x
  2. Step 2: Convert to fraction form
    858,472.47/1,184,451.39 = 536,509.62/x
  3. Step 3: Cross multiply
    858,472.47x = 1,184,451.39 × 536,509.62
  4. Step 4: Simplify right side
    858,472.47x = 635,469,565,157.37
  5. Step 5: Solve for x
    x = 635,469,565,157.37/858,472.47
  6. Step 6: Final answer
    x = 740,232.90

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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.