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Finding the Fourth Proportional to 575,492.08, 794,201.88 and 320,888.56

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Solution

The fourth proportional to 575,492.08, 794,201.88 and 320,888.56 is: 442,838.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,492.08 : 794,201.88 = 320,888.56 : x
  2. Step 2: Convert to fraction form
    575,492.08/794,201.88 = 320,888.56/x
  3. Step 3: Cross multiply
    575,492.08x = 794,201.88 × 320,888.56
  4. Step 4: Simplify right side
    575,492.08x = 254,850,297,622.49
  5. Step 5: Solve for x
    x = 254,850,297,622.49/575,492.08
  6. Step 6: Final answer
    x = 442,838.93

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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.