Home / 340,312.50-510,784.38-171,951.07

Finding the Fourth Proportional to 340,312.50, 510,784.38 and 171,951.07

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Solution

The fourth proportional to 340,312.50, 510,784.38 and 171,951.07 is: 258,086.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,312.50 : 510,784.38 = 171,951.07 : x
  2. Step 2: Convert to fraction form
    340,312.50/510,784.38 = 171,951.07/x
  3. Step 3: Cross multiply
    340,312.50x = 510,784.38 × 171,951.07
  4. Step 4: Simplify right side
    340,312.50x = 87,829,918,206.17
  5. Step 5: Solve for x
    x = 87,829,918,206.17/340,312.50
  6. Step 6: Final answer
    x = 258,086.08

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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.