Home / 896,740.26-1,345,296.72-423,167.28

Finding the Fourth Proportional to 896,740.26, 1,345,296.72 and 423,167.28

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Solution

The fourth proportional to 896,740.26, 1,345,296.72 and 423,167.28 is: 634,838.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,740.26 : 1,345,296.72 = 423,167.28 : x
  2. Step 2: Convert to fraction form
    896,740.26/1,345,296.72 = 423,167.28/x
  3. Step 3: Cross multiply
    896,740.26x = 1,345,296.72 × 423,167.28
  4. Step 4: Simplify right side
    896,740.26x = 569,285,553,795.32
  5. Step 5: Solve for x
    x = 569,285,553,795.32/896,740.26
  6. Step 6: Final answer
    x = 634,838.85

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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.