Home / 607,864.40-911,796.60-270,904.40

Finding the Fourth Proportional to 607,864.40, 911,796.60 and 270,904.40

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Solution

The fourth proportional to 607,864.40, 911,796.60 and 270,904.40 is: 406,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,864.40 : 911,796.60 = 270,904.40 : x
  2. Step 2: Convert to fraction form
    607,864.40/911,796.60 = 270,904.40/x
  3. Step 3: Cross multiply
    607,864.40x = 911,796.60 × 270,904.40
  4. Step 4: Simplify right side
    607,864.40x = 247,009,710,845.04
  5. Step 5: Solve for x
    x = 247,009,710,845.04/607,864.40
  6. Step 6: Final answer
    x = 406,356.60

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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.