Home / 926,207.72-1,389,312.54-295,121

Finding the Fourth Proportional to 926,207.72, 1,389,312.54 and 295,121

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Solution

The fourth proportional to 926,207.72, 1,389,312.54 and 295,121 is: 442,681.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,207.72 : 1,389,312.54 = 295,121 : x
  2. Step 2: Convert to fraction form
    926,207.72/1,389,312.54 = 295,121/x
  3. Step 3: Cross multiply
    926,207.72x = 1,389,312.54 × 295,121
  4. Step 4: Simplify right side
    926,207.72x = 410,015,306,117.34
  5. Step 5: Solve for x
    x = 410,015,306,117.34/926,207.72
  6. Step 6: Final answer
    x = 442,681.81

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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.