Home / 909,386.25-1,364,079.25-510,058.15

Finding the Fourth Proportional to 909,386.25, 1,364,079.25 and 510,058.15

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Solution

The fourth proportional to 909,386.25, 1,364,079.25 and 510,058.15 is: 765,087.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,386.25 : 1,364,079.25 = 510,058.15 : x
  2. Step 2: Convert to fraction form
    909,386.25/1,364,079.25 = 510,058.15/x
  3. Step 3: Cross multiply
    909,386.25x = 1,364,079.25 × 510,058.15
  4. Step 4: Simplify right side
    909,386.25x = 695,759,738,708.39
  5. Step 5: Solve for x
    x = 695,759,738,708.39/909,386.25
  6. Step 6: Final answer
    x = 765,087.15

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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.