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Finding the Fourth Proportional to 595,572.04, 821,959.35 and 353,856.60

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Solution

The fourth proportional to 595,572.04, 821,959.35 and 353,856.60 is: 488,363.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,572.04 : 821,959.35 = 353,856.60 : x
  2. Step 2: Convert to fraction form
    595,572.04/821,959.35 = 353,856.60/x
  3. Step 3: Cross multiply
    595,572.04x = 821,959.35 × 353,856.60
  4. Step 4: Simplify right side
    595,572.04x = 290,855,739,602.25
  5. Step 5: Solve for x
    x = 290,855,739,602.25/595,572.04
  6. Step 6: Final answer
    x = 488,363.66

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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.