Home / 242,872.02-334,998.99-210,985.56

Finding the Fourth Proportional to 242,872.02, 334,998.99 and 210,985.56

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Solution

The fourth proportional to 242,872.02, 334,998.99 and 210,985.56 is: 291,017.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,872.02 : 334,998.99 = 210,985.56 : x
  2. Step 2: Convert to fraction form
    242,872.02/334,998.99 = 210,985.56/x
  3. Step 3: Cross multiply
    242,872.02x = 334,998.99 × 210,985.56
  4. Step 4: Simplify right side
    242,872.02x = 70,679,949,504.58
  5. Step 5: Solve for x
    x = 70,679,949,504.58/242,872.02
  6. Step 6: Final answer
    x = 291,017.26

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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.