Home / 760,125.47-1,140,518.88-476,466.03

Finding the Fourth Proportional to 760,125.47, 1,140,518.88 and 476,466.03

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Solution

The fourth proportional to 760,125.47, 1,140,518.88 and 476,466.03 is: 714,906.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,125.47 : 1,140,518.88 = 476,466.03 : x
  2. Step 2: Convert to fraction form
    760,125.47/1,140,518.88 = 476,466.03/x
  3. Step 3: Cross multiply
    760,125.47x = 1,140,518.88 × 476,466.03
  4. Step 4: Simplify right side
    760,125.47x = 543,418,502,893.65
  5. Step 5: Solve for x
    x = 543,418,502,893.65/760,125.47
  6. Step 6: Final answer
    x = 714,906.33

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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.