Home / 877,076.22-1,210,366.35-474,668.22

Finding the Fourth Proportional to 877,076.22, 1,210,366.35 and 474,668.22

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Solution

The fourth proportional to 877,076.22, 1,210,366.35 and 474,668.22 is: 655,042.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,076.22 : 1,210,366.35 = 474,668.22 : x
  2. Step 2: Convert to fraction form
    877,076.22/1,210,366.35 = 474,668.22/x
  3. Step 3: Cross multiply
    877,076.22x = 1,210,366.35 × 474,668.22
  4. Step 4: Simplify right side
    877,076.22x = 574,522,440,902.40
  5. Step 5: Solve for x
    x = 574,522,440,902.40/877,076.22
  6. Step 6: Final answer
    x = 655,042.77

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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.