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Finding the Fourth Proportional to 467,280.64, 700,910.83 and 130,312.30

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Solution

The fourth proportional to 467,280.64, 700,910.83 and 130,312.30 is: 195,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,280.64 : 700,910.83 = 130,312.30 : x
  2. Step 2: Convert to fraction form
    467,280.64/700,910.83 = 130,312.30/x
  3. Step 3: Cross multiply
    467,280.64x = 700,910.83 × 130,312.30
  4. Step 4: Simplify right side
    467,280.64x = 91,337,302,352.21
  5. Step 5: Solve for x
    x = 91,337,302,352.21/467,280.64
  6. Step 6: Final answer
    x = 195,465.63

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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.