Home / 792,242.83-1,093,434.85-470,130.53

Finding the Fourth Proportional to 792,242.83, 1,093,434.85 and 470,130.53

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Solution

The fourth proportional to 792,242.83, 1,093,434.85 and 470,130.53 is: 648,863.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,242.83 : 1,093,434.85 = 470,130.53 : x
  2. Step 2: Convert to fraction form
    792,242.83/1,093,434.85 = 470,130.53/x
  3. Step 3: Cross multiply
    792,242.83x = 1,093,434.85 × 470,130.53
  4. Step 4: Simplify right side
    792,242.83x = 514,057,108,872.22
  5. Step 5: Solve for x
    x = 514,057,108,872.22/792,242.83
  6. Step 6: Final answer
    x = 648,863.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.