Home / 760,111.90-1,140,498.63-476,452.53

Finding the Fourth Proportional to 760,111.90, 1,140,498.63 and 476,452.53

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Solution

The fourth proportional to 760,111.90, 1,140,498.63 and 476,452.53 is: 714,886.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,111.90 : 1,140,498.63 = 476,452.53 : x
  2. Step 2: Convert to fraction form
    760,111.90/1,140,498.63 = 476,452.53/x
  3. Step 3: Cross multiply
    760,111.90x = 1,140,498.63 × 476,452.53
  4. Step 4: Simplify right side
    760,111.90x = 543,393,457,725.03
  5. Step 5: Solve for x
    x = 543,393,457,725.03/760,111.90
  6. Step 6: Final answer
    x = 714,886.14

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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.