Home / 937,688.61-1,294,005.09-507,977.13

Finding the Fourth Proportional to 937,688.61, 1,294,005.09 and 507,977.13

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Solution

The fourth proportional to 937,688.61, 1,294,005.09 and 507,977.13 is: 701,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,688.61 : 1,294,005.09 = 507,977.13 : x
  2. Step 2: Convert to fraction form
    937,688.61/1,294,005.09 = 507,977.13/x
  3. Step 3: Cross multiply
    937,688.61x = 1,294,005.09 × 507,977.13
  4. Step 4: Simplify right side
    937,688.61x = 657,324,991,823.59
  5. Step 5: Solve for x
    x = 657,324,991,823.59/937,688.61
  6. Step 6: Final answer
    x = 701,005.63

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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.