Home / 849,330.36-1,273,953.78-316,810.44

Finding the Fourth Proportional to 849,330.36, 1,273,953.78 and 316,810.44

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Solution

The fourth proportional to 849,330.36, 1,273,953.78 and 316,810.44 is: 475,200.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,330.36 : 1,273,953.78 = 316,810.44 : x
  2. Step 2: Convert to fraction form
    849,330.36/1,273,953.78 = 316,810.44/x
  3. Step 3: Cross multiply
    849,330.36x = 1,273,953.78 × 316,810.44
  4. Step 4: Simplify right side
    849,330.36x = 403,601,857,581.46
  5. Step 5: Solve for x
    x = 403,601,857,581.46/849,330.36
  6. Step 6: Final answer
    x = 475,200.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.