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Finding the Fourth Proportional to 599,781.60, 899,096.40 and 346,802.40

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Solution

The fourth proportional to 599,781.60, 899,096.40 and 346,802.40 is: 519,870.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,781.60 : 899,096.40 = 346,802.40 : x
  2. Step 2: Convert to fraction form
    599,781.60/899,096.40 = 346,802.40/x
  3. Step 3: Cross multiply
    599,781.60x = 899,096.40 × 346,802.40
  4. Step 4: Simplify right side
    599,781.60x = 311,808,789,351.36
  5. Step 5: Solve for x
    x = 311,808,789,351.36/599,781.60
  6. Step 6: Final answer
    x = 519,870.55

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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.