Home / 845,487.87-1,166,768.93-458,301.80

Finding the Fourth Proportional to 845,487.87, 1,166,768.93 and 458,301.80

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Solution

The fourth proportional to 845,487.87, 1,166,768.93 and 458,301.80 is: 632,454.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,487.87 : 1,166,768.93 = 458,301.80 : x
  2. Step 2: Convert to fraction form
    845,487.87/1,166,768.93 = 458,301.80/x
  3. Step 3: Cross multiply
    845,487.87x = 1,166,768.93 × 458,301.80
  4. Step 4: Simplify right side
    845,487.87x = 534,732,292,677.72
  5. Step 5: Solve for x
    x = 534,732,292,677.72/845,487.87
  6. Step 6: Final answer
    x = 632,454.13

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1.5x scale

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.