Home / 714,267.02-985,719.30-427,732.22

Finding the Fourth Proportional to 714,267.02, 985,719.30 and 427,732.22

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Solution

The fourth proportional to 714,267.02, 985,719.30 and 427,732.22 is: 590,288.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,267.02 : 985,719.30 = 427,732.22 : x
  2. Step 2: Convert to fraction form
    714,267.02/985,719.30 = 427,732.22/x
  3. Step 3: Cross multiply
    714,267.02x = 985,719.30 × 427,732.22
  4. Step 4: Simplify right side
    714,267.02x = 421,623,904,485.85
  5. Step 5: Solve for x
    x = 421,623,904,485.85/714,267.02
  6. Step 6: Final answer
    x = 590,288.92

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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.