Home / 772,457.95-1,159,007.01-417,054.25

Finding the Fourth Proportional to 772,457.95, 1,159,007.01 and 417,054.25

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Solution

The fourth proportional to 772,457.95, 1,159,007.01 and 417,054.25 is: 625,754.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,457.95 : 1,159,007.01 = 417,054.25 : x
  2. Step 2: Convert to fraction form
    772,457.95/1,159,007.01 = 417,054.25/x
  3. Step 3: Cross multiply
    772,457.95x = 1,159,007.01 × 417,054.25
  4. Step 4: Simplify right side
    772,457.95x = 483,368,799,300.29
  5. Step 5: Solve for x
    x = 483,368,799,300.29/772,457.95
  6. Step 6: Final answer
    x = 625,754.19

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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.