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Finding the Fourth Proportional to 882,848, 1,218,246 and 495,574.76

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Solution

The fourth proportional to 882,848, 1,218,246 and 495,574.76 is: 683,845.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,848 : 1,218,246 = 495,574.76 : x
  2. Step 2: Convert to fraction form
    882,848/1,218,246 = 495,574.76/x
  3. Step 3: Cross multiply
    882,848x = 1,218,246 × 495,574.76
  4. Step 4: Simplify right side
    882,848x = 603,731,969,070.96
  5. Step 5: Solve for x
    x = 603,731,969,070.96/882,848
  6. Step 6: Final answer
    x = 683,845.88

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1.5x scale

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.