Home / 849,931.70-1,274,897.55-475,906.10

Finding the Fourth Proportional to 849,931.70, 1,274,897.55 and 475,906.10

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Solution

The fourth proportional to 849,931.70, 1,274,897.55 and 475,906.10 is: 713,859.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,931.70 : 1,274,897.55 = 475,906.10 : x
  2. Step 2: Convert to fraction form
    849,931.70/1,274,897.55 = 475,906.10/x
  3. Step 3: Cross multiply
    849,931.70x = 1,274,897.55 × 475,906.10
  4. Step 4: Simplify right side
    849,931.70x = 606,731,520,920.06
  5. Step 5: Solve for x
    x = 606,731,520,920.06/849,931.70
  6. Step 6: Final answer
    x = 713,859.15

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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.