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Finding the Fourth Proportional to 564,369.96, 778,779.16 and 334,887.75

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Solution

The fourth proportional to 564,369.96, 778,779.16 and 334,887.75 is: 462,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,369.96 : 778,779.16 = 334,887.75 : x
  2. Step 2: Convert to fraction form
    564,369.96/778,779.16 = 334,887.75/x
  3. Step 3: Cross multiply
    564,369.96x = 778,779.16 × 334,887.75
  4. Step 4: Simplify right side
    564,369.96x = 260,803,599,802.07
  5. Step 5: Solve for x
    x = 260,803,599,802.07/564,369.96
  6. Step 6: Final answer
    x = 462,114.60

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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.