Home / 909,802.62-1,255,523.94-501,929.82

Finding the Fourth Proportional to 909,802.62, 1,255,523.94 and 501,929.82

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Solution

The fourth proportional to 909,802.62, 1,255,523.94 and 501,929.82 is: 692,661.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,802.62 : 1,255,523.94 = 501,929.82 : x
  2. Step 2: Convert to fraction form
    909,802.62/1,255,523.94 = 501,929.82/x
  3. Step 3: Cross multiply
    909,802.62x = 1,255,523.94 × 501,929.82
  4. Step 4: Simplify right side
    909,802.62x = 630,184,905,209.89
  5. Step 5: Solve for x
    x = 630,184,905,209.89/909,802.62
  6. Step 6: Final answer
    x = 692,661.12

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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.