Home / 755,055.68-1,041,976.51-415,523.93

Finding the Fourth Proportional to 755,055.68, 1,041,976.51 and 415,523.93

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Solution

The fourth proportional to 755,055.68, 1,041,976.51 and 415,523.93 is: 573,422.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,055.68 : 1,041,976.51 = 415,523.93 : x
  2. Step 2: Convert to fraction form
    755,055.68/1,041,976.51 = 415,523.93/x
  3. Step 3: Cross multiply
    755,055.68x = 1,041,976.51 × 415,523.93
  4. Step 4: Simplify right side
    755,055.68x = 432,966,168,154.19
  5. Step 5: Solve for x
    x = 432,966,168,154.19/755,055.68
  6. Step 6: Final answer
    x = 573,422.84

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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.