Home / 748,373.51-1,032,732.37-426,129.59

Finding the Fourth Proportional to 748,373.51, 1,032,732.37 and 426,129.59

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Solution

The fourth proportional to 748,373.51, 1,032,732.37 and 426,129.59 is: 588,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,373.51 : 1,032,732.37 = 426,129.59 : x
  2. Step 2: Convert to fraction form
    748,373.51/1,032,732.37 = 426,129.59/x
  3. Step 3: Cross multiply
    748,373.51x = 1,032,732.37 × 426,129.59
  4. Step 4: Simplify right side
    748,373.51x = 440,077,821,407.83
  5. Step 5: Solve for x
    x = 440,077,821,407.83/748,373.51
  6. Step 6: Final answer
    x = 588,045.70

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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.