Home / 904,563.52-1,356,874.08-455,038.72

Finding the Fourth Proportional to 904,563.52, 1,356,874.08 and 455,038.72

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Solution

The fourth proportional to 904,563.52, 1,356,874.08 and 455,038.72 is: 682,572.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,563.52 : 1,356,874.08 = 455,038.72 : x
  2. Step 2: Convert to fraction form
    904,563.52/1,356,874.08 = 455,038.72/x
  3. Step 3: Cross multiply
    904,563.52x = 1,356,874.08 × 455,038.72
  4. Step 4: Simplify right side
    904,563.52x = 617,430,244,564.38
  5. Step 5: Solve for x
    x = 617,430,244,564.38/904,563.52
  6. Step 6: Final answer
    x = 682,572.57

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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.