Home / 877,314.51-1,210,694.24-474,906.51

Finding the Fourth Proportional to 877,314.51, 1,210,694.24 and 474,906.51

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Solution

The fourth proportional to 877,314.51, 1,210,694.24 and 474,906.51 is: 655,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,314.51 : 1,210,694.24 = 474,906.51 : x
  2. Step 2: Convert to fraction form
    877,314.51/1,210,694.24 = 474,906.51/x
  3. Step 3: Cross multiply
    877,314.51x = 1,210,694.24 × 474,906.51
  4. Step 4: Simplify right side
    877,314.51x = 574,966,577,382.77
  5. Step 5: Solve for x
    x = 574,966,577,382.77/877,314.51
  6. Step 6: Final answer
    x = 655,371.10

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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.