Home / 909,927.77-1,255,704.69-502,029.59

Finding the Fourth Proportional to 909,927.77, 1,255,704.69 and 502,029.59

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Solution

The fourth proportional to 909,927.77, 1,255,704.69 and 502,029.59 is: 692,803.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,927.77 : 1,255,704.69 = 502,029.59 : x
  2. Step 2: Convert to fraction form
    909,927.77/1,255,704.69 = 502,029.59/x
  3. Step 3: Cross multiply
    909,927.77x = 1,255,704.69 × 502,029.59
  4. Step 4: Simplify right side
    909,927.77x = 630,400,910,681.78
  5. Step 5: Solve for x
    x = 630,400,910,681.78/909,927.77
  6. Step 6: Final answer
    x = 692,803.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.