Home / 845,815.23-1,167,117.46-483,262.57

Finding the Fourth Proportional to 845,815.23, 1,167,117.46 and 483,262.57

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Solution

The fourth proportional to 845,815.23, 1,167,117.46 and 483,262.57 is: 666,840.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,815.23 : 1,167,117.46 = 483,262.57 : x
  2. Step 2: Convert to fraction form
    845,815.23/1,167,117.46 = 483,262.57/x
  3. Step 3: Cross multiply
    845,815.23x = 1,167,117.46 × 483,262.57
  4. Step 4: Simplify right side
    845,815.23x = 564,024,183,211.47
  5. Step 5: Solve for x
    x = 564,024,183,211.47/845,815.23
  6. Step 6: Final answer
    x = 666,840.89

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Double scale
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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.