Home / 651,618.02-899,257.20-365,127.50

Finding the Fourth Proportional to 651,618.02, 899,257.20 and 365,127.50

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Solution

The fourth proportional to 651,618.02, 899,257.20 and 365,127.50 is: 503,889.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,618.02 : 899,257.20 = 365,127.50 : x
  2. Step 2: Convert to fraction form
    651,618.02/899,257.20 = 365,127.50/x
  3. Step 3: Cross multiply
    651,618.02x = 899,257.20 × 365,127.50
  4. Step 4: Simplify right side
    651,618.02x = 328,343,533,293
  5. Step 5: Solve for x
    x = 328,343,533,293/651,618.02
  6. Step 6: Final answer
    x = 503,889.58

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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.