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Finding the Fourth Proportional to 254,374.92, 351,099.32 and 152,460.72

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Solution

The fourth proportional to 254,374.92, 351,099.32 and 152,460.72 is: 210,432.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,374.92 : 351,099.32 = 152,460.72 : x
  2. Step 2: Convert to fraction form
    254,374.92/351,099.32 = 152,460.72/x
  3. Step 3: Cross multiply
    254,374.92x = 351,099.32 × 152,460.72
  4. Step 4: Simplify right side
    254,374.92x = 53,528,855,118.71
  5. Step 5: Solve for x
    x = 53,528,855,118.71/254,374.92
  6. Step 6: Final answer
    x = 210,432.91

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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.