Home / 453,948.75-626,261.31-270,150.57

Finding the Fourth Proportional to 453,948.75, 626,261.31 and 270,150.57

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Solution

The fourth proportional to 453,948.75, 626,261.31 and 270,150.57 is: 372,695.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,948.75 : 626,261.31 = 270,150.57 : x
  2. Step 2: Convert to fraction form
    453,948.75/626,261.31 = 270,150.57/x
  3. Step 3: Cross multiply
    453,948.75x = 626,261.31 × 270,150.57
  4. Step 4: Simplify right side
    453,948.75x = 169,184,849,865.45
  5. Step 5: Solve for x
    x = 169,184,849,865.45/453,948.75
  6. Step 6: Final answer
    x = 372,695.93

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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.