Home / 437,165.16-603,566.94-356,784.72

Finding the Fourth Proportional to 437,165.16, 603,566.94 and 356,784.72

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Solution

The fourth proportional to 437,165.16, 603,566.94 and 356,784.72 is: 492,590.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,165.16 : 603,566.94 = 356,784.72 : x
  2. Step 2: Convert to fraction form
    437,165.16/603,566.94 = 356,784.72/x
  3. Step 3: Cross multiply
    437,165.16x = 603,566.94 × 356,784.72
  4. Step 4: Simplify right side
    437,165.16x = 215,343,461,689.16
  5. Step 5: Solve for x
    x = 215,343,461,689.16/437,165.16
  6. Step 6: Final answer
    x = 492,590.63

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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.