Home / 786,024.38-1,179,266.21-253,533.62

Finding the Fourth Proportional to 786,024.38, 1,179,266.21 and 253,533.62

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Solution

The fourth proportional to 786,024.38, 1,179,266.21 and 253,533.62 is: 380,374.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,024.38 : 1,179,266.21 = 253,533.62 : x
  2. Step 2: Convert to fraction form
    786,024.38/1,179,266.21 = 253,533.62/x
  3. Step 3: Cross multiply
    786,024.38x = 1,179,266.21 × 253,533.62
  4. Step 4: Simplify right side
    786,024.38x = 298,983,631,164.98
  5. Step 5: Solve for x
    x = 298,983,631,164.98/786,024.38
  6. Step 6: Final answer
    x = 380,374.50

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1.5x scale

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.