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Finding the Fourth Proportional to 495,271.08, 683,765.80 and 301,751.82

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Solution

The fourth proportional to 495,271.08, 683,765.80 and 301,751.82 is: 416,595.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,271.08 : 683,765.80 = 301,751.82 : x
  2. Step 2: Convert to fraction form
    495,271.08/683,765.80 = 301,751.82/x
  3. Step 3: Cross multiply
    495,271.08x = 683,765.80 × 301,751.82
  4. Step 4: Simplify right side
    495,271.08x = 206,327,574,603.76
  5. Step 5: Solve for x
    x = 206,327,574,603.76/495,271.08
  6. Step 6: Final answer
    x = 416,595.24

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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.