Home / 908,045.10-1,361,095.65-308,450.70

Finding the Fourth Proportional to 908,045.10, 1,361,095.65 and 308,450.70

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Solution

The fourth proportional to 908,045.10, 1,361,095.65 and 308,450.70 is: 462,345.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,045.10 : 1,361,095.65 = 308,450.70 : x
  2. Step 2: Convert to fraction form
    908,045.10/1,361,095.65 = 308,450.70/x
  3. Step 3: Cross multiply
    908,045.10x = 1,361,095.65 × 308,450.70
  4. Step 4: Simplify right side
    908,045.10x = 419,830,906,009.46
  5. Step 5: Solve for x
    x = 419,830,906,009.46/908,045.10
  6. Step 6: Final answer
    x = 462,345.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.