Home / 559,723.08-772,900.74-479,941.32

Finding the Fourth Proportional to 559,723.08, 772,900.74 and 479,941.32

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Solution

The fourth proportional to 559,723.08, 772,900.74 and 479,941.32 is: 662,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,723.08 : 772,900.74 = 479,941.32 : x
  2. Step 2: Convert to fraction form
    559,723.08/772,900.74 = 479,941.32/x
  3. Step 3: Cross multiply
    559,723.08x = 772,900.74 × 479,941.32
  4. Step 4: Simplify right side
    559,723.08x = 370,947,001,384.58
  5. Step 5: Solve for x
    x = 370,947,001,384.58/559,723.08
  6. Step 6: Final answer
    x = 662,733.08

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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.