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Finding the Fourth Proportional to 559,934.64, 839,729.40 and 160,468.32

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Solution

The fourth proportional to 559,934.64, 839,729.40 and 160,468.32 is: 240,653.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,934.64 : 839,729.40 = 160,468.32 : x
  2. Step 2: Convert to fraction form
    559,934.64/839,729.40 = 160,468.32/x
  3. Step 3: Cross multiply
    559,934.64x = 839,729.40 × 160,468.32
  4. Step 4: Simplify right side
    559,934.64x = 134,749,966,072.61
  5. Step 5: Solve for x
    x = 134,749,966,072.61/559,934.64
  6. Step 6: Final answer
    x = 240,653.03

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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.