Home / 928,430.48-1,392,749.77-833,074.55

Finding the Fourth Proportional to 928,430.48, 1,392,749.77 and 833,074.55

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Solution

The fourth proportional to 928,430.48, 1,392,749.77 and 833,074.55 is: 1,249,705.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,430.48 : 1,392,749.77 = 833,074.55 : x
  2. Step 2: Convert to fraction form
    928,430.48/1,392,749.77 = 833,074.55/x
  3. Step 3: Cross multiply
    928,430.48x = 1,392,749.77 × 833,074.55
  4. Step 4: Simplify right side
    928,430.48x = 1,160,264,384,655.39
  5. Step 5: Solve for x
    x = 1,160,264,384,655.39/928,430.48
  6. Step 6: Final answer
    x = 1,249,705.19

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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.