Home / 939,995.10-1,297,196.10-510,275.70

Finding the Fourth Proportional to 939,995.10, 1,297,196.10 and 510,275.70

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Solution

The fourth proportional to 939,995.10, 1,297,196.10 and 510,275.70 is: 704,182.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,995.10 : 1,297,196.10 = 510,275.70 : x
  2. Step 2: Convert to fraction form
    939,995.10/1,297,196.10 = 510,275.70/x
  3. Step 3: Cross multiply
    939,995.10x = 1,297,196.10 × 510,275.70
  4. Step 4: Simplify right side
    939,995.10x = 661,927,647,964.77
  5. Step 5: Solve for x
    x = 661,927,647,964.77/939,995.10
  6. Step 6: Final answer
    x = 704,182.02

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Double scale
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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.