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Finding the Fourth Proportional to 606,235.24, 909,802.14 and 489,307.24

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Solution

The fourth proportional to 606,235.24, 909,802.14 and 489,307.24 is: 734,323.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,235.24 : 909,802.14 = 489,307.24 : x
  2. Step 2: Convert to fraction form
    606,235.24/909,802.14 = 489,307.24/x
  3. Step 3: Cross multiply
    606,235.24x = 909,802.14 × 489,307.24
  4. Step 4: Simplify right side
    606,235.24x = 445,172,774,069.49
  5. Step 5: Solve for x
    x = 445,172,774,069.49/606,235.24
  6. Step 6: Final answer
    x = 734,323.48

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1.5x scale

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.