Home / 988,200.03-1,482,447.37-314,303.32

Finding the Fourth Proportional to 988,200.03, 1,482,447.37 and 314,303.32

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Solution

The fourth proportional to 988,200.03, 1,482,447.37 and 314,303.32 is: 471,501.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,200.03 : 1,482,447.37 = 314,303.32 : x
  2. Step 2: Convert to fraction form
    988,200.03/1,482,447.37 = 314,303.32/x
  3. Step 3: Cross multiply
    988,200.03x = 1,482,447.37 × 314,303.32
  4. Step 4: Simplify right side
    988,200.03x = 465,938,129,330.51
  5. Step 5: Solve for x
    x = 465,938,129,330.51/988,200.03
  6. Step 6: Final answer
    x = 471,501.84

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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.