Home / 852,154.39-1,175,997.66-470,205.77

Finding the Fourth Proportional to 852,154.39, 1,175,997.66 and 470,205.77

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Solution

The fourth proportional to 852,154.39, 1,175,997.66 and 470,205.77 is: 648,897.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,154.39 : 1,175,997.66 = 470,205.77 : x
  2. Step 2: Convert to fraction form
    852,154.39/1,175,997.66 = 470,205.77/x
  3. Step 3: Cross multiply
    852,154.39x = 1,175,997.66 × 470,205.77
  4. Step 4: Simplify right side
    852,154.39x = 552,960,884,210.23
  5. Step 5: Solve for x
    x = 552,960,884,210.23/852,154.39
  6. Step 6: Final answer
    x = 648,897.54

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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.