Home / 877,026.75-1,210,297.55-474,618.75

Finding the Fourth Proportional to 877,026.75, 1,210,297.55 and 474,618.75

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Solution

The fourth proportional to 877,026.75, 1,210,297.55 and 474,618.75 is: 654,974.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,026.75 : 1,210,297.55 = 474,618.75 : x
  2. Step 2: Convert to fraction form
    877,026.75/1,210,297.55 = 474,618.75/x
  3. Step 3: Cross multiply
    877,026.75x = 1,210,297.55 × 474,618.75
  4. Step 4: Simplify right side
    877,026.75x = 574,429,907,935.97
  5. Step 5: Solve for x
    x = 574,429,907,935.97/877,026.75
  6. Step 6: Final answer
    x = 654,974.22

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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.