Home / 354,943.68-533,050.08-340,673.60

Finding the Fourth Proportional to 354,943.68, 533,050.08 and 340,673.60

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Solution

The fourth proportional to 354,943.68, 533,050.08 and 340,673.60 is: 511,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,943.68 : 533,050.08 = 340,673.60 : x
  2. Step 2: Convert to fraction form
    354,943.68/533,050.08 = 340,673.60/x
  3. Step 3: Cross multiply
    354,943.68x = 533,050.08 × 340,673.60
  4. Step 4: Simplify right side
    354,943.68x = 181,596,089,733.89
  5. Step 5: Solve for x
    x = 181,596,089,733.89/354,943.68
  6. Step 6: Final answer
    x = 511,619.45

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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.