Home / 849,670.16-1,274,492.76-209,973.88

Finding the Fourth Proportional to 849,670.16, 1,274,492.76 and 209,973.88

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Solution

The fourth proportional to 849,670.16, 1,274,492.76 and 209,973.88 is: 314,957.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,670.16 : 1,274,492.76 = 209,973.88 : x
  2. Step 2: Convert to fraction form
    849,670.16/1,274,492.76 = 209,973.88/x
  3. Step 3: Cross multiply
    849,670.16x = 1,274,492.76 × 209,973.88
  4. Step 4: Simplify right side
    849,670.16x = 267,610,185,875.48
  5. Step 5: Solve for x
    x = 267,610,185,875.48/849,670.16
  6. Step 6: Final answer
    x = 314,957.73

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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.