Home / 292,660.90-439,046.93-166,443.66

Finding the Fourth Proportional to 292,660.90, 439,046.93 and 166,443.66

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Solution

The fourth proportional to 292,660.90, 439,046.93 and 166,443.66 is: 249,697.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,660.90 : 439,046.93 = 166,443.66 : x
  2. Step 2: Convert to fraction form
    292,660.90/439,046.93 = 166,443.66/x
  3. Step 3: Cross multiply
    292,660.90x = 439,046.93 × 166,443.66
  4. Step 4: Simplify right side
    292,660.90x = 73,076,578,357.07
  5. Step 5: Solve for x
    x = 73,076,578,357.07/292,660.90
  6. Step 6: Final answer
    x = 249,697.10

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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.