Home / 648,032.20-972,048.30-606,041.80

Finding the Fourth Proportional to 648,032.20, 972,048.30 and 606,041.80

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Solution

The fourth proportional to 648,032.20, 972,048.30 and 606,041.80 is: 909,062.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,032.20 : 972,048.30 = 606,041.80 : x
  2. Step 2: Convert to fraction form
    648,032.20/972,048.30 = 606,041.80/x
  3. Step 3: Cross multiply
    648,032.20x = 972,048.30 × 606,041.80
  4. Step 4: Simplify right side
    648,032.20x = 589,101,901,418.94
  5. Step 5: Solve for x
    x = 589,101,901,418.94/648,032.20
  6. Step 6: Final answer
    x = 909,062.70

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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.