Home / 579,464.46-799,827.62-349,985.30

Finding the Fourth Proportional to 579,464.46, 799,827.62 and 349,985.30

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Solution

The fourth proportional to 579,464.46, 799,827.62 and 349,985.30 is: 483,080.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,464.46 : 799,827.62 = 349,985.30 : x
  2. Step 2: Convert to fraction form
    579,464.46/799,827.62 = 349,985.30/x
  3. Step 3: Cross multiply
    579,464.46x = 799,827.62 × 349,985.30
  4. Step 4: Simplify right side
    579,464.46x = 279,927,903,784.92
  5. Step 5: Solve for x
    x = 279,927,903,784.92/579,464.46
  6. Step 6: Final answer
    x = 483,080.37

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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.