Home / 374,845.02-517,293.72-205,082.79

Finding the Fourth Proportional to 374,845.02, 517,293.72 and 205,082.79

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Solution

The fourth proportional to 374,845.02, 517,293.72 and 205,082.79 is: 283,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,845.02 : 517,293.72 = 205,082.79 : x
  2. Step 2: Convert to fraction form
    374,845.02/517,293.72 = 205,082.79/x
  3. Step 3: Cross multiply
    374,845.02x = 517,293.72 × 205,082.79
  4. Step 4: Simplify right side
    374,845.02x = 106,088,039,347.08
  5. Step 5: Solve for x
    x = 106,088,039,347.08/374,845.02
  6. Step 6: Final answer
    x = 283,018.40

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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.