Home / 760,079.61-1,140,119.39-617,753.07

Finding the Fourth Proportional to 760,079.61, 1,140,119.39 and 617,753.07

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Solution

The fourth proportional to 760,079.61, 1,140,119.39 and 617,753.07 is: 926,629.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,079.61 : 1,140,119.39 = 617,753.07 : x
  2. Step 2: Convert to fraction form
    760,079.61/1,140,119.39 = 617,753.07/x
  3. Step 3: Cross multiply
    760,079.61x = 1,140,119.39 × 617,753.07
  4. Step 4: Simplify right side
    760,079.61x = 704,312,250,250.26
  5. Step 5: Solve for x
    x = 704,312,250,250.26/760,079.61
  6. Step 6: Final answer
    x = 926,629.58

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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.