Home / 1,145,897.30-1,718,866.46-347,178.94

Finding the Fourth Proportional to 1,145,897.30, 1,718,866.46 and 347,178.94

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Solution

The fourth proportional to 1,145,897.30, 1,718,866.46 and 347,178.94 is: 520,774.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,897.30 : 1,718,866.46 = 347,178.94 : x
  2. Step 2: Convert to fraction form
    1,145,897.30/1,718,866.46 = 347,178.94/x
  3. Step 3: Cross multiply
    1,145,897.30x = 1,718,866.46 × 347,178.94
  4. Step 4: Simplify right side
    1,145,897.30x = 596,754,232,155.13
  5. Step 5: Solve for x
    x = 596,754,232,155.13/1,145,897.30
  6. Step 6: Final answer
    x = 520,774.62

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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.