Home / 995,118.70-1,492,386.45-355,348.30

Finding the Fourth Proportional to 995,118.70, 1,492,386.45 and 355,348.30

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Solution

The fourth proportional to 995,118.70, 1,492,386.45 and 355,348.30 is: 532,918.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,118.70 : 1,492,386.45 = 355,348.30 : x
  2. Step 2: Convert to fraction form
    995,118.70/1,492,386.45 = 355,348.30/x
  3. Step 3: Cross multiply
    995,118.70x = 1,492,386.45 × 355,348.30
  4. Step 4: Simplify right side
    995,118.70x = 530,316,987,950.54
  5. Step 5: Solve for x
    x = 530,316,987,950.54/995,118.70
  6. Step 6: Final answer
    x = 532,918.32

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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.