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Finding the Fourth Proportional to 598,666.60, 897,999.90 and 349,834.60

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Solution

The fourth proportional to 598,666.60, 897,999.90 and 349,834.60 is: 524,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,666.60 : 897,999.90 = 349,834.60 : x
  2. Step 2: Convert to fraction form
    598,666.60/897,999.90 = 349,834.60/x
  3. Step 3: Cross multiply
    598,666.60x = 897,999.90 × 349,834.60
  4. Step 4: Simplify right side
    598,666.60x = 314,151,435,816.54
  5. Step 5: Solve for x
    x = 314,151,435,816.54/598,666.60
  6. Step 6: Final answer
    x = 524,751.90

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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.