Home / 1,227,316.05-1,841,263.83-385,867.80

Finding the Fourth Proportional to 1,227,316.05, 1,841,263.83 and 385,867.80

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Solution

The fourth proportional to 1,227,316.05, 1,841,263.83 and 385,867.80 is: 578,892.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,316.05 : 1,841,263.83 = 385,867.80 : x
  2. Step 2: Convert to fraction form
    1,227,316.05/1,841,263.83 = 385,867.80/x
  3. Step 3: Cross multiply
    1,227,316.05x = 1,841,263.83 × 385,867.80
  4. Step 4: Simplify right side
    1,227,316.05x = 710,484,423,301.67
  5. Step 5: Solve for x
    x = 710,484,423,301.67/1,227,316.05
  6. Step 6: Final answer
    x = 578,892.80

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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.