Home / 615,218.08-922,734.96-510,708.64

Finding the Fourth Proportional to 615,218.08, 922,734.96 and 510,708.64

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Solution

The fourth proportional to 615,218.08, 922,734.96 and 510,708.64 is: 765,986.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,218.08 : 922,734.96 = 510,708.64 : x
  2. Step 2: Convert to fraction form
    615,218.08/922,734.96 = 510,708.64/x
  3. Step 3: Cross multiply
    615,218.08x = 922,734.96 × 510,708.64
  4. Step 4: Simplify right side
    615,218.08x = 471,248,716,502.05
  5. Step 5: Solve for x
    x = 471,248,716,502.05/615,218.08
  6. Step 6: Final answer
    x = 765,986.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.