Home / 852,697.82-1,176,726.75-470,727.74

Finding the Fourth Proportional to 852,697.82, 1,176,726.75 and 470,727.74

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Solution

The fourth proportional to 852,697.82, 1,176,726.75 and 470,727.74 is: 649,606.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,697.82 : 1,176,726.75 = 470,727.74 : x
  2. Step 2: Convert to fraction form
    852,697.82/1,176,726.75 = 470,727.74/x
  3. Step 3: Cross multiply
    852,697.82x = 1,176,726.75 × 470,727.74
  4. Step 4: Simplify right side
    852,697.82x = 553,917,923,625.05
  5. Step 5: Solve for x
    x = 553,917,923,625.05/852,697.82
  6. Step 6: Final answer
    x = 649,606.36

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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.