Home / 760,071.35-1,140,107.02-617,744.80

Finding the Fourth Proportional to 760,071.35, 1,140,107.02 and 617,744.80

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Solution

The fourth proportional to 760,071.35, 1,140,107.02 and 617,744.80 is: 926,617.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,071.35 : 1,140,107.02 = 617,744.80 : x
  2. Step 2: Convert to fraction form
    760,071.35/1,140,107.02 = 617,744.80/x
  3. Step 3: Cross multiply
    760,071.35x = 1,140,107.02 × 617,744.80
  4. Step 4: Simplify right side
    760,071.35x = 704,295,187,873.23
  5. Step 5: Solve for x
    x = 704,295,187,873.23/760,071.35
  6. Step 6: Final answer
    x = 926,617.21

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Double scale
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Similar ratio
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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.