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Finding the Fourth Proportional to 586,051.84, 879,077.76 and 386,325.52

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Solution

The fourth proportional to 586,051.84, 879,077.76 and 386,325.52 is: 579,488.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,051.84 : 879,077.76 = 386,325.52 : x
  2. Step 2: Convert to fraction form
    586,051.84/879,077.76 = 386,325.52/x
  3. Step 3: Cross multiply
    586,051.84x = 879,077.76 × 386,325.52
  4. Step 4: Simplify right side
    586,051.84x = 339,610,173,744.58
  5. Step 5: Solve for x
    x = 339,610,173,744.58/586,051.84
  6. Step 6: Final answer
    x = 579,488.28

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.