Home / 460,972.14-636,095.07-257,003.88

Finding the Fourth Proportional to 460,972.14, 636,095.07 and 257,003.88

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Solution

The fourth proportional to 460,972.14, 636,095.07 and 257,003.88 is: 354,639.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,972.14 : 636,095.07 = 257,003.88 : x
  2. Step 2: Convert to fraction form
    460,972.14/636,095.07 = 257,003.88/x
  3. Step 3: Cross multiply
    460,972.14x = 636,095.07 × 257,003.88
  4. Step 4: Simplify right side
    460,972.14x = 163,478,901,038.87
  5. Step 5: Solve for x
    x = 163,478,901,038.87/460,972.14
  6. Step 6: Final answer
    x = 354,639.44

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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.