Home / 697,720.02-1,046,729.10-242,325.34

Finding the Fourth Proportional to 697,720.02, 1,046,729.10 and 242,325.34

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Solution

The fourth proportional to 697,720.02, 1,046,729.10 and 242,325.34 is: 363,539.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,720.02 : 1,046,729.10 = 242,325.34 : x
  2. Step 2: Convert to fraction form
    697,720.02/1,046,729.10 = 242,325.34/x
  3. Step 3: Cross multiply
    697,720.02x = 1,046,729.10 × 242,325.34
  4. Step 4: Simplify right side
    697,720.02x = 253,648,983,833.77
  5. Step 5: Solve for x
    x = 253,648,983,833.77/697,720.02
  6. Step 6: Final answer
    x = 363,539.78

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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.