Home / 952,931.21-1,315,041.25-545,032.47

Finding the Fourth Proportional to 952,931.21, 1,315,041.25 and 545,032.47

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Solution

The fourth proportional to 952,931.21, 1,315,041.25 and 545,032.47 is: 752,142.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,931.21 : 1,315,041.25 = 545,032.47 : x
  2. Step 2: Convert to fraction form
    952,931.21/1,315,041.25 = 545,032.47/x
  3. Step 3: Cross multiply
    952,931.21x = 1,315,041.25 × 545,032.47
  4. Step 4: Simplify right side
    952,931.21x = 716,740,180,639.39
  5. Step 5: Solve for x
    x = 716,740,180,639.39/952,931.21
  6. Step 6: Final answer
    x = 752,142.62

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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.