Home / 937,631.07-1,293,937.11-507,911.22

Finding the Fourth Proportional to 937,631.07, 1,293,937.11 and 507,911.22

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Solution

The fourth proportional to 937,631.07, 1,293,937.11 and 507,911.22 is: 700,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,631.07 : 1,293,937.11 = 507,911.22 : x
  2. Step 2: Convert to fraction form
    937,631.07/1,293,937.11 = 507,911.22/x
  3. Step 3: Cross multiply
    937,631.07x = 1,293,937.11 × 507,911.22
  4. Step 4: Simplify right side
    937,631.07x = 657,205,176,143.37
  5. Step 5: Solve for x
    x = 657,205,176,143.37/937,631.07
  6. Step 6: Final answer
    x = 700,920.86

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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.