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Finding the Fourth Proportional to 446,062.68, 615,567.12 and 242,113.64

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Solution

The fourth proportional to 446,062.68, 615,567.12 and 242,113.64 is: 334,117.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,062.68 : 615,567.12 = 242,113.64 : x
  2. Step 2: Convert to fraction form
    446,062.68/615,567.12 = 242,113.64/x
  3. Step 3: Cross multiply
    446,062.68x = 615,567.12 × 242,113.64
  4. Step 4: Simplify right side
    446,062.68x = 149,037,198,054.43
  5. Step 5: Solve for x
    x = 149,037,198,054.43/446,062.68
  6. Step 6: Final answer
    x = 334,117.17

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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.