Home / 1,029,671.49-1,544,490.69-319,700.22

Finding the Fourth Proportional to 1,029,671.49, 1,544,490.69 and 319,700.22

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Solution

The fourth proportional to 1,029,671.49, 1,544,490.69 and 319,700.22 is: 479,545.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,671.49 : 1,544,490.69 = 319,700.22 : x
  2. Step 2: Convert to fraction form
    1,029,671.49/1,544,490.69 = 319,700.22/x
  3. Step 3: Cross multiply
    1,029,671.49x = 1,544,490.69 × 319,700.22
  4. Step 4: Simplify right side
    1,029,671.49x = 493,774,006,390.24
  5. Step 5: Solve for x
    x = 493,774,006,390.24/1,029,671.49
  6. Step 6: Final answer
    x = 479,545.18

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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.