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Finding the Fourth Proportional to 707,429.60, 1,058,811.60 and 497,477.60

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Solution

The fourth proportional to 707,429.60, 1,058,811.60 and 497,477.60 is: 744,575.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,429.60 : 1,058,811.60 = 497,477.60 : x
  2. Step 2: Convert to fraction form
    707,429.60/1,058,811.60 = 497,477.60/x
  3. Step 3: Cross multiply
    707,429.60x = 1,058,811.60 × 497,477.60
  4. Step 4: Simplify right side
    707,429.60x = 526,735,053,620.16
  5. Step 5: Solve for x
    x = 526,735,053,620.16/707,429.60
  6. Step 6: Final answer
    x = 744,575.93

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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.