Home / 940,814.83-1,298,326.02-511,095.32

Finding the Fourth Proportional to 940,814.83, 1,298,326.02 and 511,095.32

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Solution

The fourth proportional to 940,814.83, 1,298,326.02 and 511,095.32 is: 705,312.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,814.83 : 1,298,326.02 = 511,095.32 : x
  2. Step 2: Convert to fraction form
    940,814.83/1,298,326.02 = 511,095.32/x
  3. Step 3: Cross multiply
    940,814.83x = 1,298,326.02 × 511,095.32
  4. Step 4: Simplify right side
    940,814.83x = 663,568,349,116.71
  5. Step 5: Solve for x
    x = 663,568,349,116.71/940,814.83
  6. Step 6: Final answer
    x = 705,312.38

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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.