Home / 940,909.28-1,411,365.02-257,801.91

Finding the Fourth Proportional to 940,909.28, 1,411,365.02 and 257,801.91

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Solution

The fourth proportional to 940,909.28, 1,411,365.02 and 257,801.91 is: 386,703.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,909.28 : 1,411,365.02 = 257,801.91 : x
  2. Step 2: Convert to fraction form
    940,909.28/1,411,365.02 = 257,801.91/x
  3. Step 3: Cross multiply
    940,909.28x = 1,411,365.02 × 257,801.91
  4. Step 4: Simplify right side
    940,909.28x = 363,852,597,863.19
  5. Step 5: Solve for x
    x = 363,852,597,863.19/940,909.28
  6. Step 6: Final answer
    x = 386,703.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.