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Finding the Fourth Proportional to 372,901.40, 559,352.10 and 372,901.40

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Solution

The fourth proportional to 372,901.40, 559,352.10 and 372,901.40 is: 559,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,901.40 : 559,352.10 = 372,901.40 : x
  2. Step 2: Convert to fraction form
    372,901.40/559,352.10 = 372,901.40/x
  3. Step 3: Cross multiply
    372,901.40x = 559,352.10 × 372,901.40
  4. Step 4: Simplify right side
    372,901.40x = 208,583,181,182.94
  5. Step 5: Solve for x
    x = 208,583,181,182.94/372,901.40
  6. Step 6: Final answer
    x = 559,352.10

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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.