Home / 877,072.22-1,210,359.68-474,664.22

Finding the Fourth Proportional to 877,072.22, 1,210,359.68 and 474,664.22

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Solution

The fourth proportional to 877,072.22, 1,210,359.68 and 474,664.22 is: 655,036.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,072.22 : 1,210,359.68 = 474,664.22 : x
  2. Step 2: Convert to fraction form
    877,072.22/1,210,359.68 = 474,664.22/x
  3. Step 3: Cross multiply
    877,072.22x = 1,210,359.68 × 474,664.22
  4. Step 4: Simplify right side
    877,072.22x = 574,514,431,320.37
  5. Step 5: Solve for x
    x = 574,514,431,320.37/877,072.22
  6. Step 6: Final answer
    x = 655,036.63

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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.