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Finding the Fourth Proportional to 583,352.10, 873,278.55 and 346,572.90

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Solution

The fourth proportional to 583,352.10, 873,278.55 and 346,572.90 is: 518,819.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,352.10 : 873,278.55 = 346,572.90 : x
  2. Step 2: Convert to fraction form
    583,352.10/873,278.55 = 346,572.90/x
  3. Step 3: Cross multiply
    583,352.10x = 873,278.55 × 346,572.90
  4. Step 4: Simplify right side
    583,352.10x = 302,654,679,581.30
  5. Step 5: Solve for x
    x = 302,654,679,581.30/583,352.10
  6. Step 6: Final answer
    x = 518,819.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.