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Finding the Fourth Proportional to 598,567.19, 897,345.14 and 278,553.94

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Solution

The fourth proportional to 598,567.19, 897,345.14 and 278,553.94 is: 417,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,567.19 : 897,345.14 = 278,553.94 : x
  2. Step 2: Convert to fraction form
    598,567.19/897,345.14 = 278,553.94/x
  3. Step 3: Cross multiply
    598,567.19x = 897,345.14 × 278,553.94
  4. Step 4: Simplify right side
    598,567.19x = 249,959,020,650.72
  5. Step 5: Solve for x
    x = 249,959,020,650.72/598,567.19
  6. Step 6: Final answer
    x = 417,595.60

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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.