Home / 949,473.72-1,423,841.48-342,100.08

Finding the Fourth Proportional to 949,473.72, 1,423,841.48 and 342,100.08

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Solution

The fourth proportional to 949,473.72, 1,423,841.48 and 342,100.08 is: 513,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,473.72 : 1,423,841.48 = 342,100.08 : x
  2. Step 2: Convert to fraction form
    949,473.72/1,423,841.48 = 342,100.08/x
  3. Step 3: Cross multiply
    949,473.72x = 1,423,841.48 × 342,100.08
  4. Step 4: Simplify right side
    949,473.72x = 487,096,284,215.32
  5. Step 5: Solve for x
    x = 487,096,284,215.32/949,473.72
  6. Step 6: Final answer
    x = 513,017.13

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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.