Home / 760,497.93-1,049,487.15-420,966.18

Finding the Fourth Proportional to 760,497.93, 1,049,487.15 and 420,966.18

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Solution

The fourth proportional to 760,497.93, 1,049,487.15 and 420,966.18 is: 580,933.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,497.93 : 1,049,487.15 = 420,966.18 : x
  2. Step 2: Convert to fraction form
    760,497.93/1,049,487.15 = 420,966.18/x
  3. Step 3: Cross multiply
    760,497.93x = 1,049,487.15 × 420,966.18
  4. Step 4: Simplify right side
    760,497.93x = 441,798,596,494.59
  5. Step 5: Solve for x
    x = 441,798,596,494.59/760,497.93
  6. Step 6: Final answer
    x = 580,933.33

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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.