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Finding the Fourth Proportional to 607,461.64, 911,034.78 and 180,897.64

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Solution

The fourth proportional to 607,461.64, 911,034.78 and 180,897.64 is: 271,299.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,461.64 : 911,034.78 = 180,897.64 : x
  2. Step 2: Convert to fraction form
    607,461.64/911,034.78 = 180,897.64/x
  3. Step 3: Cross multiply
    607,461.64x = 911,034.78 × 180,897.64
  4. Step 4: Simplify right side
    607,461.64x = 164,804,041,659.92
  5. Step 5: Solve for x
    x = 164,804,041,659.92/607,461.64
  6. Step 6: Final answer
    x = 271,299.50

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1.5x scale

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.