Home / 417,705.02-576,434.04-226,718.41

Finding the Fourth Proportional to 417,705.02, 576,434.04 and 226,718.41

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Solution

The fourth proportional to 417,705.02, 576,434.04 and 226,718.41 is: 312,872.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,705.02 : 576,434.04 = 226,718.41 : x
  2. Step 2: Convert to fraction form
    417,705.02/576,434.04 = 226,718.41/x
  3. Step 3: Cross multiply
    417,705.02x = 576,434.04 × 226,718.41
  4. Step 4: Simplify right side
    417,705.02x = 130,688,209,018.68
  5. Step 5: Solve for x
    x = 130,688,209,018.68/417,705.02
  6. Step 6: Final answer
    x = 312,872.01

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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.