Home / 852,154.80-1,175,998.24-470,206.18

Finding the Fourth Proportional to 852,154.80, 1,175,998.24 and 470,206.18

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Solution

The fourth proportional to 852,154.80, 1,175,998.24 and 470,206.18 is: 648,898.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,154.80 : 1,175,998.24 = 470,206.18 : x
  2. Step 2: Convert to fraction form
    852,154.80/1,175,998.24 = 470,206.18/x
  3. Step 3: Cross multiply
    852,154.80x = 1,175,998.24 × 470,206.18
  4. Step 4: Simplify right side
    852,154.80x = 552,961,643,057.12
  5. Step 5: Solve for x
    x = 552,961,643,057.12/852,154.80
  6. Step 6: Final answer
    x = 648,898.12

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Double scale
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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.