Home / 877,296.96-1,210,602.24-495,361.44

Finding the Fourth Proportional to 877,296.96, 1,210,602.24 and 495,361.44

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Solution

The fourth proportional to 877,296.96, 1,210,602.24 and 495,361.44 is: 683,560.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,296.96 : 1,210,602.24 = 495,361.44 : x
  2. Step 2: Convert to fraction form
    877,296.96/1,210,602.24 = 495,361.44/x
  3. Step 3: Cross multiply
    877,296.96x = 1,210,602.24 × 495,361.44
  4. Step 4: Simplify right side
    877,296.96x = 599,685,668,873.63
  5. Step 5: Solve for x
    x = 599,685,668,873.63/877,296.96
  6. Step 6: Final answer
    x = 683,560.64

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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.