Home / 846,075.06-1,268,481.40-509,036.74

Finding the Fourth Proportional to 846,075.06, 1,268,481.40 and 509,036.74

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Solution

The fourth proportional to 846,075.06, 1,268,481.40 and 509,036.74 is: 763,175.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,075.06 : 1,268,481.40 = 509,036.74 : x
  2. Step 2: Convert to fraction form
    846,075.06/1,268,481.40 = 509,036.74/x
  3. Step 3: Cross multiply
    846,075.06x = 1,268,481.40 × 509,036.74
  4. Step 4: Simplify right side
    846,075.06x = 645,703,636,606.64
  5. Step 5: Solve for x
    x = 645,703,636,606.64/846,075.06
  6. Step 6: Final answer
    x = 763,175.36

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Double scale
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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.