Home / 701,816.76-1,051,992.48-509,225.91

Finding the Fourth Proportional to 701,816.76, 1,051,992.48 and 509,225.91

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Solution

The fourth proportional to 701,816.76, 1,051,992.48 and 509,225.91 is: 763,307.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,816.76 : 1,051,992.48 = 509,225.91 : x
  2. Step 2: Convert to fraction form
    701,816.76/1,051,992.48 = 509,225.91/x
  3. Step 3: Cross multiply
    701,816.76x = 1,051,992.48 × 509,225.91
  4. Step 4: Simplify right side
    701,816.76x = 535,701,827,941.16
  5. Step 5: Solve for x
    x = 535,701,827,941.16/701,816.76
  6. Step 6: Final answer
    x = 763,307.26

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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.