Home / 354,962.04-489,848.64-193,818.48

Finding the Fourth Proportional to 354,962.04, 489,848.64 and 193,818.48

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Solution

The fourth proportional to 354,962.04, 489,848.64 and 193,818.48 is: 267,470.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,962.04 : 489,848.64 = 193,818.48 : x
  2. Step 2: Convert to fraction form
    354,962.04/489,848.64 = 193,818.48/x
  3. Step 3: Cross multiply
    354,962.04x = 489,848.64 × 193,818.48
  4. Step 4: Simplify right side
    354,962.04x = 94,941,718,834.87
  5. Step 5: Solve for x
    x = 94,941,718,834.87/354,962.04
  6. Step 6: Final answer
    x = 267,470.06

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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.