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Finding the Fourth Proportional to 858,175.92, 1,184,283 and 476,264.16

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Solution

The fourth proportional to 858,175.92, 1,184,283 and 476,264.16 is: 657,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,175.92 : 1,184,283 = 476,264.16 : x
  2. Step 2: Convert to fraction form
    858,175.92/1,184,283 = 476,264.16/x
  3. Step 3: Cross multiply
    858,175.92x = 1,184,283 × 476,264.16
  4. Step 4: Simplify right side
    858,175.92x = 564,031,548,197.28
  5. Step 5: Solve for x
    x = 564,031,548,197.28/858,175.92
  6. Step 6: Final answer
    x = 657,244.67

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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.