Home / 909,927.27-1,255,704-502,029.09

Finding the Fourth Proportional to 909,927.27, 1,255,704 and 502,029.09

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Solution

The fourth proportional to 909,927.27, 1,255,704 and 502,029.09 is: 692,802.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,927.27 : 1,255,704 = 502,029.09 : x
  2. Step 2: Convert to fraction form
    909,927.27/1,255,704 = 502,029.09/x
  3. Step 3: Cross multiply
    909,927.27x = 1,255,704 × 502,029.09
  4. Step 4: Simplify right side
    909,927.27x = 630,399,936,429.36
  5. Step 5: Solve for x
    x = 630,399,936,429.36/909,927.27
  6. Step 6: Final answer
    x = 692,802.55

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1.5x scale

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.