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Finding the Fourth Proportional to 501,809.39, 692,495.18 and 272,366.67

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Solution

The fourth proportional to 501,809.39, 692,495.18 and 272,366.67 is: 375,865.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,809.39 : 692,495.18 = 272,366.67 : x
  2. Step 2: Convert to fraction form
    501,809.39/692,495.18 = 272,366.67/x
  3. Step 3: Cross multiply
    501,809.39x = 692,495.18 × 272,366.67
  4. Step 4: Simplify right side
    501,809.39x = 188,612,606,167.65
  5. Step 5: Solve for x
    x = 188,612,606,167.65/501,809.39
  6. Step 6: Final answer
    x = 375,865.04

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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.