Home / 1,118,164.63-1,677,034.74-308,348.95

Finding the Fourth Proportional to 1,118,164.63, 1,677,034.74 and 308,348.95

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Solution

The fourth proportional to 1,118,164.63, 1,677,034.74 and 308,348.95 is: 462,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,164.63 : 1,677,034.74 = 308,348.95 : x
  2. Step 2: Convert to fraction form
    1,118,164.63/1,677,034.74 = 308,348.95/x
  3. Step 3: Cross multiply
    1,118,164.63x = 1,677,034.74 × 308,348.95
  4. Step 4: Simplify right side
    1,118,164.63x = 517,111,894,862.82
  5. Step 5: Solve for x
    x = 517,111,894,862.82/1,118,164.63
  6. Step 6: Final answer
    x = 462,464.90

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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.