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Finding the Fourth Proportional to 607,485.60, 910,450.80 and 537,501.60

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Solution

The fourth proportional to 607,485.60, 910,450.80 and 537,501.60 is: 805,564.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,485.60 : 910,450.80 = 537,501.60 : x
  2. Step 2: Convert to fraction form
    607,485.60/910,450.80 = 537,501.60/x
  3. Step 3: Cross multiply
    607,485.60x = 910,450.80 × 537,501.60
  4. Step 4: Simplify right side
    607,485.60x = 489,368,761,721.28
  5. Step 5: Solve for x
    x = 489,368,761,721.28/607,485.60
  6. Step 6: Final answer
    x = 805,564.38

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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.