Home / 549,809.49-758,737.07-334,949.40

Finding the Fourth Proportional to 549,809.49, 758,737.07 and 334,949.40

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Solution

The fourth proportional to 549,809.49, 758,737.07 and 334,949.40 is: 462,230.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,809.49 : 758,737.07 = 334,949.40 : x
  2. Step 2: Convert to fraction form
    549,809.49/758,737.07 = 334,949.40/x
  3. Step 3: Cross multiply
    549,809.49x = 758,737.07 × 334,949.40
  4. Step 4: Simplify right side
    549,809.49x = 254,138,520,885.83
  5. Step 5: Solve for x
    x = 254,138,520,885.83/549,809.49
  6. Step 6: Final answer
    x = 462,230.15

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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.