Home / 651,489.23-899,079.86-364,999.52

Finding the Fourth Proportional to 651,489.23, 899,079.86 and 364,999.52

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Solution

The fourth proportional to 651,489.23, 899,079.86 and 364,999.52 is: 503,713.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,489.23 : 899,079.86 = 364,999.52 : x
  2. Step 2: Convert to fraction form
    651,489.23/899,079.86 = 364,999.52/x
  3. Step 3: Cross multiply
    651,489.23x = 899,079.86 × 364,999.52
  4. Step 4: Simplify right side
    651,489.23x = 328,163,717,341.67
  5. Step 5: Solve for x
    x = 328,163,717,341.67/651,489.23
  6. Step 6: Final answer
    x = 503,713.19

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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.