Home / 849,528.34-1,274,250.98-317,007.86

Finding the Fourth Proportional to 849,528.34, 1,274,250.98 and 317,007.86

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Solution

The fourth proportional to 849,528.34, 1,274,250.98 and 317,007.86 is: 475,496.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,528.34 : 1,274,250.98 = 317,007.86 : x
  2. Step 2: Convert to fraction form
    849,528.34/1,274,250.98 = 317,007.86/x
  3. Step 3: Cross multiply
    849,528.34x = 1,274,250.98 × 317,007.86
  4. Step 4: Simplify right side
    849,528.34x = 403,947,570,693.97
  5. Step 5: Solve for x
    x = 403,947,570,693.97/849,528.34
  6. Step 6: Final answer
    x = 475,496.29

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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.