Home / 852,454.15-1,176,380.93-470,480.92

Finding the Fourth Proportional to 852,454.15, 1,176,380.93 and 470,480.92

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Solution

The fourth proportional to 852,454.15, 1,176,380.93 and 470,480.92 is: 649,260.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,454.15 : 1,176,380.93 = 470,480.92 : x
  2. Step 2: Convert to fraction form
    852,454.15/1,176,380.93 = 470,480.92/x
  3. Step 3: Cross multiply
    852,454.15x = 1,176,380.93 × 470,480.92
  4. Step 4: Simplify right side
    852,454.15x = 553,464,778,687.80
  5. Step 5: Solve for x
    x = 553,464,778,687.80/852,454.15
  6. Step 6: Final answer
    x = 649,260.47

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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.