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Finding the Fourth Proportional to 471,248.16, 706,981.44 and 246,730.64

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Solution

The fourth proportional to 471,248.16, 706,981.44 and 246,730.64 is: 370,153.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,248.16 : 706,981.44 = 246,730.64 : x
  2. Step 2: Convert to fraction form
    471,248.16/706,981.44 = 246,730.64/x
  3. Step 3: Cross multiply
    471,248.16x = 706,981.44 × 246,730.64
  4. Step 4: Simplify right side
    471,248.16x = 174,433,983,159.32
  5. Step 5: Solve for x
    x = 174,433,983,159.32/471,248.16
  6. Step 6: Final answer
    x = 370,153.13

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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.