Home / 845,345.50-1,166,624.51-501,385.07

Finding the Fourth Proportional to 845,345.50, 1,166,624.51 and 501,385.07

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Solution

The fourth proportional to 845,345.50, 1,166,624.51 and 501,385.07 is: 691,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,345.50 : 1,166,624.51 = 501,385.07 : x
  2. Step 2: Convert to fraction form
    845,345.50/1,166,624.51 = 501,385.07/x
  3. Step 3: Cross multiply
    845,345.50x = 1,166,624.51 × 501,385.07
  4. Step 4: Simplify right side
    845,345.50x = 584,928,112,019.70
  5. Step 5: Solve for x
    x = 584,928,112,019.70/845,345.50
  6. Step 6: Final answer
    x = 691,939.70

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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.