Home / 852,200.09-1,176,060.77-470,251.47

Finding the Fourth Proportional to 852,200.09, 1,176,060.77 and 470,251.47

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Solution

The fourth proportional to 852,200.09, 1,176,060.77 and 470,251.47 is: 648,960.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,200.09 : 1,176,060.77 = 470,251.47 : x
  2. Step 2: Convert to fraction form
    852,200.09/1,176,060.77 = 470,251.47/x
  3. Step 3: Cross multiply
    852,200.09x = 1,176,060.77 × 470,251.47
  4. Step 4: Simplify right side
    852,200.09x = 553,044,309,724.25
  5. Step 5: Solve for x
    x = 553,044,309,724.25/852,200.09
  6. Step 6: Final answer
    x = 648,960.63

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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.