Home / 661,536.39-913,434.44-508,333.10

Finding the Fourth Proportional to 661,536.39, 913,434.44 and 508,333.10

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Solution

The fourth proportional to 661,536.39, 913,434.44 and 508,333.10 is: 701,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,536.39 : 913,434.44 = 508,333.10 : x
  2. Step 2: Convert to fraction form
    661,536.39/913,434.44 = 508,333.10/x
  3. Step 3: Cross multiply
    661,536.39x = 913,434.44 × 508,333.10
  4. Step 4: Simplify right side
    661,536.39x = 464,328,953,423.13
  5. Step 5: Solve for x
    x = 464,328,953,423.13/661,536.39
  6. Step 6: Final answer
    x = 701,894.80

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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.