Home / 1,059,296.46-1,588,305-427,472.16

Finding the Fourth Proportional to 1,059,296.46, 1,588,305 and 427,472.16

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Solution

The fourth proportional to 1,059,296.46, 1,588,305 and 427,472.16 is: 640,950.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,296.46 : 1,588,305 = 427,472.16 : x
  2. Step 2: Convert to fraction form
    1,059,296.46/1,588,305 = 427,472.16/x
  3. Step 3: Cross multiply
    1,059,296.46x = 1,588,305 × 427,472.16
  4. Step 4: Simplify right side
    1,059,296.46x = 678,956,169,088.80
  5. Step 5: Solve for x
    x = 678,956,169,088.80/1,059,296.46
  6. Step 6: Final answer
    x = 640,950.10

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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.