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Finding the Fourth Proportional to 433,719, 598,901.58 and 272,843.28

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Solution

The fourth proportional to 433,719, 598,901.58 and 272,843.28 is: 376,756.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,719 : 598,901.58 = 272,843.28 : x
  2. Step 2: Convert to fraction form
    433,719/598,901.58 = 272,843.28/x
  3. Step 3: Cross multiply
    433,719x = 598,901.58 × 272,843.28
  4. Step 4: Simplify right side
    433,719x = 163,406,271,484.38
  5. Step 5: Solve for x
    x = 163,406,271,484.38/433,719
  6. Step 6: Final answer
    x = 376,756.08

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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.