Home / 852,151.47-1,175,993.62-470,202.86

Finding the Fourth Proportional to 852,151.47, 1,175,993.62 and 470,202.86

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Solution

The fourth proportional to 852,151.47, 1,175,993.62 and 470,202.86 is: 648,893.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,151.47 : 1,175,993.62 = 470,202.86 : x
  2. Step 2: Convert to fraction form
    852,151.47/1,175,993.62 = 470,202.86/x
  3. Step 3: Cross multiply
    852,151.47x = 1,175,993.62 × 470,202.86
  4. Step 4: Simplify right side
    852,151.47x = 552,955,563,465.75
  5. Step 5: Solve for x
    x = 552,955,563,465.75/852,151.47
  6. Step 6: Final answer
    x = 648,893.52

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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.