Home / 852,649.74-1,176,659.46-470,675.61

Finding the Fourth Proportional to 852,649.74, 1,176,659.46 and 470,675.61

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Solution

The fourth proportional to 852,649.74, 1,176,659.46 and 470,675.61 is: 649,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,649.74 : 1,176,659.46 = 470,675.61 : x
  2. Step 2: Convert to fraction form
    852,649.74/1,176,659.46 = 470,675.61/x
  3. Step 3: Cross multiply
    852,649.74x = 1,176,659.46 × 470,675.61
  4. Step 4: Simplify right side
    852,649.74x = 553,824,909,097.77
  5. Step 5: Solve for x
    x = 553,824,909,097.77/852,649.74
  6. Step 6: Final answer
    x = 649,533.90

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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.