Home / 649,310.40-973,965.60-602,071.20

Finding the Fourth Proportional to 649,310.40, 973,965.60 and 602,071.20

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Solution

The fourth proportional to 649,310.40, 973,965.60 and 602,071.20 is: 903,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,310.40 : 973,965.60 = 602,071.20 : x
  2. Step 2: Convert to fraction form
    649,310.40/973,965.60 = 602,071.20/x
  3. Step 3: Cross multiply
    649,310.40x = 973,965.60 × 602,071.20
  4. Step 4: Simplify right side
    649,310.40x = 586,396,637,550.72
  5. Step 5: Solve for x
    x = 586,396,637,550.72/649,310.40
  6. Step 6: Final answer
    x = 903,106.80

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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.