Home / 910,069.54-1,255,894.46-502,171.05

Finding the Fourth Proportional to 910,069.54, 1,255,894.46 and 502,171.05

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Solution

The fourth proportional to 910,069.54, 1,255,894.46 and 502,171.05 is: 692,995.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,069.54 : 1,255,894.46 = 502,171.05 : x
  2. Step 2: Convert to fraction form
    910,069.54/1,255,894.46 = 502,171.05/x
  3. Step 3: Cross multiply
    910,069.54x = 1,255,894.46 × 502,171.05
  4. Step 4: Simplify right side
    910,069.54x = 630,673,839,667.38
  5. Step 5: Solve for x
    x = 630,673,839,667.38/910,069.54
  6. Step 6: Final answer
    x = 692,995.22

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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.