Home / 443,442.02-611,950.03-242,238.02

Finding the Fourth Proportional to 443,442.02, 611,950.03 and 242,238.02

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Solution

The fourth proportional to 443,442.02, 611,950.03 and 242,238.02 is: 334,288.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,442.02 : 611,950.03 = 242,238.02 : x
  2. Step 2: Convert to fraction form
    443,442.02/611,950.03 = 242,238.02/x
  3. Step 3: Cross multiply
    443,442.02x = 611,950.03 × 242,238.02
  4. Step 4: Simplify right side
    443,442.02x = 148,237,563,606.14
  5. Step 5: Solve for x
    x = 148,237,563,606.14/443,442.02
  6. Step 6: Final answer
    x = 334,288.49

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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.