Home / 832,521.36-1,148,879.40-450,548.22

Finding the Fourth Proportional to 832,521.36, 1,148,879.40 and 450,548.22

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Solution

The fourth proportional to 832,521.36, 1,148,879.40 and 450,548.22 is: 621,756.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,521.36 : 1,148,879.40 = 450,548.22 : x
  2. Step 2: Convert to fraction form
    832,521.36/1,148,879.40 = 450,548.22/x
  3. Step 3: Cross multiply
    832,521.36x = 1,148,879.40 × 450,548.22
  4. Step 4: Simplify right side
    832,521.36x = 517,625,568,664.67
  5. Step 5: Solve for x
    x = 517,625,568,664.67/832,521.36
  6. Step 6: Final answer
    x = 621,756.50

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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.