Home / 651,345.09-976,970.82-202,054.30

Finding the Fourth Proportional to 651,345.09, 976,970.82 and 202,054.30

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Solution

The fourth proportional to 651,345.09, 976,970.82 and 202,054.30 is: 303,066.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,345.09 : 976,970.82 = 202,054.30 : x
  2. Step 2: Convert to fraction form
    651,345.09/976,970.82 = 202,054.30/x
  3. Step 3: Cross multiply
    651,345.09x = 976,970.82 × 202,054.30
  4. Step 4: Simplify right side
    651,345.09x = 197,401,155,155.53
  5. Step 5: Solve for x
    x = 197,401,155,155.53/651,345.09
  6. Step 6: Final answer
    x = 303,066.93

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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.