Home / 417,021.48-625,569-117,504.60

Finding the Fourth Proportional to 417,021.48, 625,569 and 117,504.60

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Solution

The fourth proportional to 417,021.48, 625,569 and 117,504.60 is: 176,267.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,021.48 : 625,569 = 117,504.60 : x
  2. Step 2: Convert to fraction form
    417,021.48/625,569 = 117,504.60/x
  3. Step 3: Cross multiply
    417,021.48x = 625,569 × 117,504.60
  4. Step 4: Simplify right side
    417,021.48x = 73,507,235,117.40
  5. Step 5: Solve for x
    x = 73,507,235,117.40/417,021.48
  6. Step 6: Final answer
    x = 176,267.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.