Home / 790,178.50-1,090,446.33-432,482.50

Finding the Fourth Proportional to 790,178.50, 1,090,446.33 and 432,482.50

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Solution

The fourth proportional to 790,178.50, 1,090,446.33 and 432,482.50 is: 596,825.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,178.50 : 1,090,446.33 = 432,482.50 : x
  2. Step 2: Convert to fraction form
    790,178.50/1,090,446.33 = 432,482.50/x
  3. Step 3: Cross multiply
    790,178.50x = 1,090,446.33 × 432,482.50
  4. Step 4: Simplify right side
    790,178.50x = 471,598,954,914.23
  5. Step 5: Solve for x
    x = 471,598,954,914.23/790,178.50
  6. Step 6: Final answer
    x = 596,825.85

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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.