Home / 901,503.04-1,242,748.80-686,268.16

Finding the Fourth Proportional to 901,503.04, 1,242,748.80 and 686,268.16

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Solution

The fourth proportional to 901,503.04, 1,242,748.80 and 686,268.16 is: 946,041.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,503.04 : 1,242,748.80 = 686,268.16 : x
  2. Step 2: Convert to fraction form
    901,503.04/1,242,748.80 = 686,268.16/x
  3. Step 3: Cross multiply
    901,503.04x = 1,242,748.80 × 686,268.16
  4. Step 4: Simplify right side
    901,503.04x = 852,858,932,318.21
  5. Step 5: Solve for x
    x = 852,858,932,318.21/901,503.04
  6. Step 6: Final answer
    x = 946,041.11

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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.