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Finding the Fourth Proportional to 334,653.36, 501,832.68 and 157,210.80

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Solution

The fourth proportional to 334,653.36, 501,832.68 and 157,210.80 is: 235,746.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,653.36 : 501,832.68 = 157,210.80 : x
  2. Step 2: Convert to fraction form
    334,653.36/501,832.68 = 157,210.80/x
  3. Step 3: Cross multiply
    334,653.36x = 501,832.68 × 157,210.80
  4. Step 4: Simplify right side
    334,653.36x = 78,893,517,088.94
  5. Step 5: Solve for x
    x = 78,893,517,088.94/334,653.36
  6. Step 6: Final answer
    x = 235,746.97

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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.