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Finding the Fourth Proportional to 260,816.61, 359,931.49 and 146,094.26

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Solution

The fourth proportional to 260,816.61, 359,931.49 and 146,094.26 is: 201,612.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,816.61 : 359,931.49 = 146,094.26 : x
  2. Step 2: Convert to fraction form
    260,816.61/359,931.49 = 146,094.26/x
  3. Step 3: Cross multiply
    260,816.61x = 359,931.49 × 146,094.26
  4. Step 4: Simplify right side
    260,816.61x = 52,583,925,216.84
  5. Step 5: Solve for x
    x = 52,583,925,216.84/260,816.61
  6. Step 6: Final answer
    x = 201,612.64

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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.