Home / 948,094.66-1,308,370.48-518,374.68

Finding the Fourth Proportional to 948,094.66, 1,308,370.48 and 518,374.68

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Solution

The fourth proportional to 948,094.66, 1,308,370.48 and 518,374.68 is: 715,356.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,094.66 : 1,308,370.48 = 518,374.68 : x
  2. Step 2: Convert to fraction form
    948,094.66/1,308,370.48 = 518,374.68/x
  3. Step 3: Cross multiply
    948,094.66x = 1,308,370.48 × 518,374.68
  4. Step 4: Simplify right side
    948,094.66x = 678,226,128,891.45
  5. Step 5: Solve for x
    x = 678,226,128,891.45/948,094.66
  6. Step 6: Final answer
    x = 715,356.98

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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.