Home / 877,109.52-1,210,411.24-474,701.52

Finding the Fourth Proportional to 877,109.52, 1,210,411.24 and 474,701.52

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Solution

The fourth proportional to 877,109.52, 1,210,411.24 and 474,701.52 is: 655,088.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,109.52 : 1,210,411.24 = 474,701.52 : x
  2. Step 2: Convert to fraction form
    877,109.52/1,210,411.24 = 474,701.52/x
  3. Step 3: Cross multiply
    877,109.52x = 1,210,411.24 × 474,701.52
  4. Step 4: Simplify right side
    877,109.52x = 574,584,055,453.09
  5. Step 5: Solve for x
    x = 574,584,055,453.09/877,109.52
  6. Step 6: Final answer
    x = 655,088.15

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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.