Home / 939,814.76-1,296,945.76-510,095.04

Finding the Fourth Proportional to 939,814.76, 1,296,945.76 and 510,095.04

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Solution

The fourth proportional to 939,814.76, 1,296,945.76 and 510,095.04 is: 703,931.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,814.76 : 1,296,945.76 = 510,095.04 : x
  2. Step 2: Convert to fraction form
    939,814.76/1,296,945.76 = 510,095.04/x
  3. Step 3: Cross multiply
    939,814.76x = 1,296,945.76 × 510,095.04
  4. Step 4: Simplify right side
    939,814.76x = 661,565,599,325.03
  5. Step 5: Solve for x
    x = 661,565,599,325.03/939,814.76
  6. Step 6: Final answer
    x = 703,931.91

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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.