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Finding the Fourth Proportional to 354,683.70, 532,025.55 and 335,438.10

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Solution

The fourth proportional to 354,683.70, 532,025.55 and 335,438.10 is: 503,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,683.70 : 532,025.55 = 335,438.10 : x
  2. Step 2: Convert to fraction form
    354,683.70/532,025.55 = 335,438.10/x
  3. Step 3: Cross multiply
    354,683.70x = 532,025.55 × 335,438.10
  4. Step 4: Simplify right side
    354,683.70x = 178,461,639,643.46
  5. Step 5: Solve for x
    x = 178,461,639,643.46/354,683.70
  6. Step 6: Final answer
    x = 503,157.15

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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.