Home / 651,678.02-898,996.10-565,516.07

Finding the Fourth Proportional to 651,678.02, 898,996.10 and 565,516.07

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Solution

The fourth proportional to 651,678.02, 898,996.10 and 565,516.07 is: 780,134.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,678.02 : 898,996.10 = 565,516.07 : x
  2. Step 2: Convert to fraction form
    651,678.02/898,996.10 = 565,516.07/x
  3. Step 3: Cross multiply
    651,678.02x = 898,996.10 × 565,516.07
  4. Step 4: Simplify right side
    651,678.02x = 508,396,740,837.24
  5. Step 5: Solve for x
    x = 508,396,740,837.24/651,678.02
  6. Step 6: Final answer
    x = 780,134.86

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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.