Home / 672,057.81-1,009,237.32-448,852.59

Finding the Fourth Proportional to 672,057.81, 1,009,237.32 and 448,852.59

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Solution

The fourth proportional to 672,057.81, 1,009,237.32 and 448,852.59 is: 674,047.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,057.81 : 1,009,237.32 = 448,852.59 : x
  2. Step 2: Convert to fraction form
    672,057.81/1,009,237.32 = 448,852.59/x
  3. Step 3: Cross multiply
    672,057.81x = 1,009,237.32 × 448,852.59
  4. Step 4: Simplify right side
    672,057.81x = 452,998,785,006.66
  5. Step 5: Solve for x
    x = 452,998,785,006.66/672,057.81
  6. Step 6: Final answer
    x = 674,047.35

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.