Home / 935,987.79-1,292,450.51-592,429.80

Finding the Fourth Proportional to 935,987.79, 1,292,450.51 and 592,429.80

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Solution

The fourth proportional to 935,987.79, 1,292,450.51 and 592,429.80 is: 818,051.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,987.79 : 1,292,450.51 = 592,429.80 : x
  2. Step 2: Convert to fraction form
    935,987.79/1,292,450.51 = 592,429.80/x
  3. Step 3: Cross multiply
    935,987.79x = 1,292,450.51 × 592,429.80
  4. Step 4: Simplify right side
    935,987.79x = 765,686,194,187.05
  5. Step 5: Solve for x
    x = 765,686,194,187.05/935,987.79
  6. Step 6: Final answer
    x = 818,051.48

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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.