Home / 849,211.08-1,274,030.46-316,749.48

Finding the Fourth Proportional to 849,211.08, 1,274,030.46 and 316,749.48

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Solution

The fourth proportional to 849,211.08, 1,274,030.46 and 316,749.48 is: 475,203.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,211.08 : 1,274,030.46 = 316,749.48 : x
  2. Step 2: Convert to fraction form
    849,211.08/1,274,030.46 = 316,749.48/x
  3. Step 3: Cross multiply
    849,211.08x = 1,274,030.46 × 316,749.48
  4. Step 4: Simplify right side
    849,211.08x = 403,548,485,709.16
  5. Step 5: Solve for x
    x = 403,548,485,709.16/849,211.08
  6. Step 6: Final answer
    x = 475,203.98

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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.