Home / 1,014,328.80-1,521,641.55-304,412.94

Finding the Fourth Proportional to 1,014,328.80, 1,521,641.55 and 304,412.94

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Solution

The fourth proportional to 1,014,328.80, 1,521,641.55 and 304,412.94 is: 456,663.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,328.80 : 1,521,641.55 = 304,412.94 : x
  2. Step 2: Convert to fraction form
    1,014,328.80/1,521,641.55 = 304,412.94/x
  3. Step 3: Cross multiply
    1,014,328.80x = 1,521,641.55 × 304,412.94
  4. Step 4: Simplify right side
    1,014,328.80x = 463,207,377,861.66
  5. Step 5: Solve for x
    x = 463,207,377,861.66/1,014,328.80
  6. Step 6: Final answer
    x = 456,663.93

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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.