Home / 495,670.84-743,088.22-214,976.68

Finding the Fourth Proportional to 495,670.84, 743,088.22 and 214,976.68

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Solution

The fourth proportional to 495,670.84, 743,088.22 and 214,976.68 is: 322,283.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,670.84 : 743,088.22 = 214,976.68 : x
  2. Step 2: Convert to fraction form
    495,670.84/743,088.22 = 214,976.68/x
  3. Step 3: Cross multiply
    495,670.84x = 743,088.22 × 214,976.68
  4. Step 4: Simplify right side
    495,670.84x = 159,746,638,482.71
  5. Step 5: Solve for x
    x = 159,746,638,482.71/495,670.84
  6. Step 6: Final answer
    x = 322,283.71

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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.