Home / 1,078,308.50-1,488,065.74-601,380.50

Finding the Fourth Proportional to 1,078,308.50, 1,488,065.74 and 601,380.50

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Solution

The fourth proportional to 1,078,308.50, 1,488,065.74 and 601,380.50 is: 829,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,308.50 : 1,488,065.74 = 601,380.50 : x
  2. Step 2: Convert to fraction form
    1,078,308.50/1,488,065.74 = 601,380.50/x
  3. Step 3: Cross multiply
    1,078,308.50x = 1,488,065.74 × 601,380.50
  4. Step 4: Simplify right side
    1,078,308.50x = 894,893,718,754.07
  5. Step 5: Solve for x
    x = 894,893,718,754.07/1,078,308.50
  6. Step 6: Final answer
    x = 829,905.10

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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.