Home / 1,255,637.40-1,883,772.35-357,079.14

Finding the Fourth Proportional to 1,255,637.40, 1,883,772.35 and 357,079.14

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Solution

The fourth proportional to 1,255,637.40, 1,883,772.35 and 357,079.14 is: 535,708.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,637.40 : 1,883,772.35 = 357,079.14 : x
  2. Step 2: Convert to fraction form
    1,255,637.40/1,883,772.35 = 357,079.14/x
  3. Step 3: Cross multiply
    1,255,637.40x = 1,883,772.35 × 357,079.14
  4. Step 4: Simplify right side
    1,255,637.40x = 672,655,810,693.78
  5. Step 5: Solve for x
    x = 672,655,810,693.78/1,255,637.40
  6. Step 6: Final answer
    x = 535,708.65

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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.