Home / 307,573.48-424,528.74-173,515.24

Finding the Fourth Proportional to 307,573.48, 424,528.74 and 173,515.24

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Solution

The fourth proportional to 307,573.48, 424,528.74 and 173,515.24 is: 239,494.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,573.48 : 424,528.74 = 173,515.24 : x
  2. Step 2: Convert to fraction form
    307,573.48/424,528.74 = 173,515.24/x
  3. Step 3: Cross multiply
    307,573.48x = 424,528.74 × 173,515.24
  4. Step 4: Simplify right side
    307,573.48x = 73,662,206,208.00
  5. Step 5: Solve for x
    x = 73,662,206,208.00/307,573.48
  6. Step 6: Final answer
    x = 239,494.66

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1.5x scale

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.