Home / 801,960.47-1,106,650.73-470,925.35

Finding the Fourth Proportional to 801,960.47, 1,106,650.73 and 470,925.35

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Solution

The fourth proportional to 801,960.47, 1,106,650.73 and 470,925.35 is: 649,844.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,960.47 : 1,106,650.73 = 470,925.35 : x
  2. Step 2: Convert to fraction form
    801,960.47/1,106,650.73 = 470,925.35/x
  3. Step 3: Cross multiply
    801,960.47x = 1,106,650.73 × 470,925.35
  4. Step 4: Simplify right side
    801,960.47x = 521,149,879,998.38
  5. Step 5: Solve for x
    x = 521,149,879,998.38/801,960.47
  6. Step 6: Final answer
    x = 649,844.85

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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.