Home / 648,333.02-972,842.16-460,010.45

Finding the Fourth Proportional to 648,333.02, 972,842.16 and 460,010.45

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Solution

The fourth proportional to 648,333.02, 972,842.16 and 460,010.45 is: 690,258.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,333.02 : 972,842.16 = 460,010.45 : x
  2. Step 2: Convert to fraction form
    648,333.02/972,842.16 = 460,010.45/x
  3. Step 3: Cross multiply
    648,333.02x = 972,842.16 × 460,010.45
  4. Step 4: Simplify right side
    648,333.02x = 447,517,559,800.57
  5. Step 5: Solve for x
    x = 447,517,559,800.57/648,333.02
  6. Step 6: Final answer
    x = 690,258.78

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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.