Home / 855,832.40-1,181,085.64-473,859.20

Finding the Fourth Proportional to 855,832.40, 1,181,085.64 and 473,859.20

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Solution

The fourth proportional to 855,832.40, 1,181,085.64 and 473,859.20 is: 653,946.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,832.40 : 1,181,085.64 = 473,859.20 : x
  2. Step 2: Convert to fraction form
    855,832.40/1,181,085.64 = 473,859.20/x
  3. Step 3: Cross multiply
    855,832.40x = 1,181,085.64 × 473,859.20
  4. Step 4: Simplify right side
    855,832.40x = 559,668,296,501.89
  5. Step 5: Solve for x
    x = 559,668,296,501.89/855,832.40
  6. Step 6: Final answer
    x = 653,946.14

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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.