Home / 855,632.76-1,180,782.54-473,665.92

Finding the Fourth Proportional to 855,632.76, 1,180,782.54 and 473,665.92

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Solution

The fourth proportional to 855,632.76, 1,180,782.54 and 473,665.92 is: 653,664.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,632.76 : 1,180,782.54 = 473,665.92 : x
  2. Step 2: Convert to fraction form
    855,632.76/1,180,782.54 = 473,665.92/x
  3. Step 3: Cross multiply
    855,632.76x = 1,180,782.54 × 473,665.92
  4. Step 4: Simplify right side
    855,632.76x = 559,296,448,129.04
  5. Step 5: Solve for x
    x = 559,296,448,129.04/855,632.76
  6. Step 6: Final answer
    x = 653,664.14

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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.