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Finding the Fourth Proportional to 260,730.36, 359,798.76 and 147,550.68

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Solution

The fourth proportional to 260,730.36, 359,798.76 and 147,550.68 is: 203,614.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,730.36 : 359,798.76 = 147,550.68 : x
  2. Step 2: Convert to fraction form
    260,730.36/359,798.76 = 147,550.68/x
  3. Step 3: Cross multiply
    260,730.36x = 359,798.76 × 147,550.68
  4. Step 4: Simplify right side
    260,730.36x = 53,088,551,701.16
  5. Step 5: Solve for x
    x = 53,088,551,701.16/260,730.36
  6. Step 6: Final answer
    x = 203,614.77

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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.