Home / 852,474.22-1,176,411.98-470,498.26

Finding the Fourth Proportional to 852,474.22, 1,176,411.98 and 470,498.26

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Solution

The fourth proportional to 852,474.22, 1,176,411.98 and 470,498.26 is: 649,286.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,474.22 : 1,176,411.98 = 470,498.26 : x
  2. Step 2: Convert to fraction form
    852,474.22/1,176,411.98 = 470,498.26/x
  3. Step 3: Cross multiply
    852,474.22x = 1,176,411.98 × 470,498.26
  4. Step 4: Simplify right side
    852,474.22x = 553,499,789,633.16
  5. Step 5: Solve for x
    x = 553,499,789,633.16/852,474.22
  6. Step 6: Final answer
    x = 649,286.25

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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.