Home / 760,818.33-1,051,022.91-607,655.43

Finding the Fourth Proportional to 760,818.33, 1,051,022.91 and 607,655.43

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Solution

The fourth proportional to 760,818.33, 1,051,022.91 and 607,655.43 is: 839,437.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,818.33 : 1,051,022.91 = 607,655.43 : x
  2. Step 2: Convert to fraction form
    760,818.33/1,051,022.91 = 607,655.43/x
  3. Step 3: Cross multiply
    760,818.33x = 1,051,022.91 × 607,655.43
  4. Step 4: Simplify right side
    760,818.33x = 638,659,778,315.90
  5. Step 5: Solve for x
    x = 638,659,778,315.90/760,818.33
  6. Step 6: Final answer
    x = 839,437.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.