Home / 730,312.08-1,007,812.07-408,024.60

Finding the Fourth Proportional to 730,312.08, 1,007,812.07 and 408,024.60

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Solution

The fourth proportional to 730,312.08, 1,007,812.07 and 408,024.60 is: 563,063.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,312.08 : 1,007,812.07 = 408,024.60 : x
  2. Step 2: Convert to fraction form
    730,312.08/1,007,812.07 = 408,024.60/x
  3. Step 3: Cross multiply
    730,312.08x = 1,007,812.07 × 408,024.60
  4. Step 4: Simplify right side
    730,312.08x = 411,212,116,226.89
  5. Step 5: Solve for x
    x = 411,212,116,226.89/730,312.08
  6. Step 6: Final answer
    x = 563,063.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.