Home / 450,277.12-621,387.33-246,323.67

Finding the Fourth Proportional to 450,277.12, 621,387.33 and 246,323.67

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Solution

The fourth proportional to 450,277.12, 621,387.33 and 246,323.67 is: 339,929.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,277.12 : 621,387.33 = 246,323.67 : x
  2. Step 2: Convert to fraction form
    450,277.12/621,387.33 = 246,323.67/x
  3. Step 3: Cross multiply
    450,277.12x = 621,387.33 × 246,323.67
  4. Step 4: Simplify right side
    450,277.12x = 153,062,403,894.36
  5. Step 5: Solve for x
    x = 153,062,403,894.36/450,277.12
  6. Step 6: Final answer
    x = 339,929.34

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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.