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Finding the Fourth Proportional to 550,334.83, 759,140.32 and 346,062.35

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Solution

The fourth proportional to 550,334.83, 759,140.32 and 346,062.35 is: 477,363.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,334.83 : 759,140.32 = 346,062.35 : x
  2. Step 2: Convert to fraction form
    550,334.83/759,140.32 = 346,062.35/x
  3. Step 3: Cross multiply
    550,334.83x = 759,140.32 × 346,062.35
  4. Step 4: Simplify right side
    550,334.83x = 262,709,877,592.94
  5. Step 5: Solve for x
    x = 262,709,877,592.94/550,334.83
  6. Step 6: Final answer
    x = 477,363.72

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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.