Home / 849,434.91-1,274,372.91-316,959.93

Finding the Fourth Proportional to 849,434.91, 1,274,372.91 and 316,959.93

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Solution

The fourth proportional to 849,434.91, 1,274,372.91 and 316,959.93 is: 475,522.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,434.91 : 1,274,372.91 = 316,959.93 : x
  2. Step 2: Convert to fraction form
    849,434.91/1,274,372.91 = 316,959.93/x
  3. Step 3: Cross multiply
    849,434.91x = 1,274,372.91 × 316,959.93
  4. Step 4: Simplify right side
    849,434.91x = 403,925,148,347.50
  5. Step 5: Solve for x
    x = 403,925,148,347.50/849,434.91
  6. Step 6: Final answer
    x = 475,522.19

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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.