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Finding the Fourth Proportional to 599,317.81, 898,970.55 and 346,437.39

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Solution

The fourth proportional to 599,317.81, 898,970.55 and 346,437.39 is: 519,652.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,317.81 : 898,970.55 = 346,437.39 : x
  2. Step 2: Convert to fraction form
    599,317.81/898,970.55 = 346,437.39/x
  3. Step 3: Cross multiply
    599,317.81x = 898,970.55 × 346,437.39
  4. Step 4: Simplify right side
    599,317.81x = 311,437,009,296.68
  5. Step 5: Solve for x
    x = 311,437,009,296.68/599,317.81
  6. Step 6: Final answer
    x = 519,652.52

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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.