Home / 948,273.42-1,308,616.76-518,553.56

Finding the Fourth Proportional to 948,273.42, 1,308,616.76 and 518,553.56

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Solution

The fourth proportional to 948,273.42, 1,308,616.76 and 518,553.56 is: 715,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,273.42 : 1,308,616.76 = 518,553.56 : x
  2. Step 2: Convert to fraction form
    948,273.42/1,308,616.76 = 518,553.56/x
  3. Step 3: Cross multiply
    948,273.42x = 1,308,616.76 × 518,553.56
  4. Step 4: Simplify right side
    948,273.42x = 678,587,870,437.81
  5. Step 5: Solve for x
    x = 678,587,870,437.81/948,273.42
  6. Step 6: Final answer
    x = 715,603.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.