Home / 389,024.39-583,396.16-164,402.18

Finding the Fourth Proportional to 389,024.39, 583,396.16 and 164,402.18

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Solution

The fourth proportional to 389,024.39, 583,396.16 and 164,402.18 is: 246,543.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,024.39 : 583,396.16 = 164,402.18 : x
  2. Step 2: Convert to fraction form
    389,024.39/583,396.16 = 164,402.18/x
  3. Step 3: Cross multiply
    389,024.39x = 583,396.16 × 164,402.18
  4. Step 4: Simplify right side
    389,024.39x = 95,911,602,377.12
  5. Step 5: Solve for x
    x = 95,911,602,377.12/389,024.39
  6. Step 6: Final answer
    x = 246,543.93

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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.