Home / 742,956.66-1,024,755.57-456,637.86

Finding the Fourth Proportional to 742,956.66, 1,024,755.57 and 456,637.86

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Solution

The fourth proportional to 742,956.66, 1,024,755.57 and 456,637.86 is: 629,837.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,956.66 : 1,024,755.57 = 456,637.86 : x
  2. Step 2: Convert to fraction form
    742,956.66/1,024,755.57 = 456,637.86/x
  3. Step 3: Cross multiply
    742,956.66x = 1,024,755.57 × 456,637.86
  4. Step 4: Simplify right side
    742,956.66x = 467,942,190,507.88
  5. Step 5: Solve for x
    x = 467,942,190,507.88/742,956.66
  6. Step 6: Final answer
    x = 629,837.80

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Double scale
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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.