Home / 970,183.32-1,455,598.86-430,365.13

Finding the Fourth Proportional to 970,183.32, 1,455,598.86 and 430,365.13

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Solution

The fourth proportional to 970,183.32, 1,455,598.86 and 430,365.13 is: 645,691.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,183.32 : 1,455,598.86 = 430,365.13 : x
  2. Step 2: Convert to fraction form
    970,183.32/1,455,598.86 = 430,365.13/x
  3. Step 3: Cross multiply
    970,183.32x = 1,455,598.86 × 430,365.13
  4. Step 4: Simplify right side
    970,183.32x = 626,438,992,611.75
  5. Step 5: Solve for x
    x = 626,438,992,611.75/970,183.32
  6. Step 6: Final answer
    x = 645,691.37

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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.