Home / 1,661,385.57-2,492,498.67-463,308.01

Finding the Fourth Proportional to 1,661,385.57, 2,492,498.67 and 463,308.01

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Solution

The fourth proportional to 1,661,385.57, 2,492,498.67 and 463,308.01 is: 695,079.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,385.57 : 2,492,498.67 = 463,308.01 : x
  2. Step 2: Convert to fraction form
    1,661,385.57/2,492,498.67 = 463,308.01/x
  3. Step 3: Cross multiply
    1,661,385.57x = 2,492,498.67 × 463,308.01
  4. Step 4: Simplify right side
    1,661,385.57x = 1,154,794,596,408.81
  5. Step 5: Solve for x
    x = 1,154,794,596,408.81/1,661,385.57
  6. Step 6: Final answer
    x = 695,079.23

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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.