Home / 264,875.40-397,313.10-146,485.80

Finding the Fourth Proportional to 264,875.40, 397,313.10 and 146,485.80

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Solution

The fourth proportional to 264,875.40, 397,313.10 and 146,485.80 is: 219,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,875.40 : 397,313.10 = 146,485.80 : x
  2. Step 2: Convert to fraction form
    264,875.40/397,313.10 = 146,485.80/x
  3. Step 3: Cross multiply
    264,875.40x = 397,313.10 × 146,485.80
  4. Step 4: Simplify right side
    264,875.40x = 58,200,727,303.98
  5. Step 5: Solve for x
    x = 58,200,727,303.98/264,875.40
  6. Step 6: Final answer
    x = 219,728.70

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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.