Home / 845,870.36-1,167,193.13-483,317.69

Finding the Fourth Proportional to 845,870.36, 1,167,193.13 and 483,317.69

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Solution

The fourth proportional to 845,870.36, 1,167,193.13 and 483,317.69 is: 666,916.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,870.36 : 1,167,193.13 = 483,317.69 : x
  2. Step 2: Convert to fraction form
    845,870.36/1,167,193.13 = 483,317.69/x
  3. Step 3: Cross multiply
    845,870.36x = 1,167,193.13 × 483,317.69
  4. Step 4: Simplify right side
    845,870.36x = 564,125,087,876.86
  5. Step 5: Solve for x
    x = 564,125,087,876.86/845,870.36
  6. Step 6: Final answer
    x = 666,916.72

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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.