Home / 847,882.10-1,270,462.35-448,001.30

Finding the Fourth Proportional to 847,882.10, 1,270,462.35 and 448,001.30

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Solution

The fourth proportional to 847,882.10, 1,270,462.35 and 448,001.30 is: 671,282.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,882.10 : 1,270,462.35 = 448,001.30 : x
  2. Step 2: Convert to fraction form
    847,882.10/1,270,462.35 = 448,001.30/x
  3. Step 3: Cross multiply
    847,882.10x = 1,270,462.35 × 448,001.30
  4. Step 4: Simplify right side
    847,882.10x = 569,168,784,401.06
  5. Step 5: Solve for x
    x = 569,168,784,401.06/847,882.10
  6. Step 6: Final answer
    x = 671,282.93

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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.