Home / 389,360.24-584,045.04-152,814.32

Finding the Fourth Proportional to 389,360.24, 584,045.04 and 152,814.32

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Solution

The fourth proportional to 389,360.24, 584,045.04 and 152,814.32 is: 229,223.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,360.24 : 584,045.04 = 152,814.32 : x
  2. Step 2: Convert to fraction form
    389,360.24/584,045.04 = 152,814.32/x
  3. Step 3: Cross multiply
    389,360.24x = 584,045.04 × 152,814.32
  4. Step 4: Simplify right side
    389,360.24x = 89,250,445,636.97
  5. Step 5: Solve for x
    x = 89,250,445,636.97/389,360.24
  6. Step 6: Final answer
    x = 229,223.32

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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.