Home / 852,502.05-1,176,369.07-470,504.23

Finding the Fourth Proportional to 852,502.05, 1,176,369.07 and 470,504.23

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Solution

The fourth proportional to 852,502.05, 1,176,369.07 and 470,504.23 is: 649,249.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,502.05 : 1,176,369.07 = 470,504.23 : x
  2. Step 2: Convert to fraction form
    852,502.05/1,176,369.07 = 470,504.23/x
  3. Step 3: Cross multiply
    852,502.05x = 1,176,369.07 × 470,504.23
  4. Step 4: Simplify right side
    852,502.05x = 553,486,623,476.17
  5. Step 5: Solve for x
    x = 553,486,623,476.17/852,502.05
  6. Step 6: Final answer
    x = 649,249.61

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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.