Home / 858,242.23-1,184,384.96-476,304.55

Finding the Fourth Proportional to 858,242.23, 1,184,384.96 and 476,304.55

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Solution

The fourth proportional to 858,242.23, 1,184,384.96 and 476,304.55 is: 657,306.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,242.23 : 1,184,384.96 = 476,304.55 : x
  2. Step 2: Convert to fraction form
    858,242.23/1,184,384.96 = 476,304.55/x
  3. Step 3: Cross multiply
    858,242.23x = 1,184,384.96 × 476,304.55
  4. Step 4: Simplify right side
    858,242.23x = 564,127,945,399.57
  5. Step 5: Solve for x
    x = 564,127,945,399.57/858,242.23
  6. Step 6: Final answer
    x = 657,306.21

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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.