Home / 459,221.64-633,725.38-255,266.28

Finding the Fourth Proportional to 459,221.64, 633,725.38 and 255,266.28

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Solution

The fourth proportional to 459,221.64, 633,725.38 and 255,266.28 is: 352,267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,221.64 : 633,725.38 = 255,266.28 : x
  2. Step 2: Convert to fraction form
    459,221.64/633,725.38 = 255,266.28/x
  3. Step 3: Cross multiply
    459,221.64x = 633,725.38 × 255,266.28
  4. Step 4: Simplify right side
    459,221.64x = 161,768,720,294.19
  5. Step 5: Solve for x
    x = 161,768,720,294.19/459,221.64
  6. Step 6: Final answer
    x = 352,267.20

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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.