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Finding the Fourth Proportional to 440,590.08, 608,012.18 and 249,603

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Solution

The fourth proportional to 440,590.08, 608,012.18 and 249,603 is: 344,450.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,590.08 : 608,012.18 = 249,603 : x
  2. Step 2: Convert to fraction form
    440,590.08/608,012.18 = 249,603/x
  3. Step 3: Cross multiply
    440,590.08x = 608,012.18 × 249,603
  4. Step 4: Simplify right side
    440,590.08x = 151,761,664,164.54
  5. Step 5: Solve for x
    x = 151,761,664,164.54/440,590.08
  6. Step 6: Final answer
    x = 344,450.93

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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.