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Finding the Fourth Proportional to 944,814.96, 1,417,446 and 376,228.98

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Solution

The fourth proportional to 944,814.96, 1,417,446 and 376,228.98 is: 564,432.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,814.96 : 1,417,446 = 376,228.98 : x
  2. Step 2: Convert to fraction form
    944,814.96/1,417,446 = 376,228.98/x
  3. Step 3: Cross multiply
    944,814.96x = 1,417,446 × 376,228.98
  4. Step 4: Simplify right side
    944,814.96x = 533,284,262,785.08
  5. Step 5: Solve for x
    x = 533,284,262,785.08/944,814.96
  6. Step 6: Final answer
    x = 564,432.49

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Double scale
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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.