Home / 455,055.03-682,050.99-342,373.17

Finding the Fourth Proportional to 455,055.03, 682,050.99 and 342,373.17

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Solution

The fourth proportional to 455,055.03, 682,050.99 and 342,373.17 is: 513,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,055.03 : 682,050.99 = 342,373.17 : x
  2. Step 2: Convert to fraction form
    455,055.03/682,050.99 = 342,373.17/x
  3. Step 3: Cross multiply
    455,055.03x = 682,050.99 × 342,373.17
  4. Step 4: Simplify right side
    455,055.03x = 233,515,959,547.94
  5. Step 5: Solve for x
    x = 233,515,959,547.94/455,055.03
  6. Step 6: Final answer
    x = 513,159.82

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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.