Home / 479,731.55-662,039.85-264,885.18

Finding the Fourth Proportional to 479,731.55, 662,039.85 and 264,885.18

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Solution

The fourth proportional to 479,731.55, 662,039.85 and 264,885.18 is: 365,547.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,731.55 : 662,039.85 = 264,885.18 : x
  2. Step 2: Convert to fraction form
    479,731.55/662,039.85 = 264,885.18/x
  3. Step 3: Cross multiply
    479,731.55x = 662,039.85 × 264,885.18
  4. Step 4: Simplify right side
    479,731.55x = 175,364,544,834.42
  5. Step 5: Solve for x
    x = 175,364,544,834.42/479,731.55
  6. Step 6: Final answer
    x = 365,547.25

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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.