Home / 952,929.21-1,315,038.49-545,030.47

Finding the Fourth Proportional to 952,929.21, 1,315,038.49 and 545,030.47

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Solution

The fourth proportional to 952,929.21, 1,315,038.49 and 545,030.47 is: 752,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,929.21 : 1,315,038.49 = 545,030.47 : x
  2. Step 2: Convert to fraction form
    952,929.21/1,315,038.49 = 545,030.47/x
  3. Step 3: Cross multiply
    952,929.21x = 1,315,038.49 × 545,030.47
  4. Step 4: Simplify right side
    952,929.21x = 716,736,046,170.80
  5. Step 5: Solve for x
    x = 716,736,046,170.80/952,929.21
  6. Step 6: Final answer
    x = 752,139.87

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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.