Home / 896,648.98-1,237,449.64-514,749.46

Finding the Fourth Proportional to 896,648.98, 1,237,449.64 and 514,749.46

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Solution

The fourth proportional to 896,648.98, 1,237,449.64 and 514,749.46 is: 710,396.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,648.98 : 1,237,449.64 = 514,749.46 : x
  2. Step 2: Convert to fraction form
    896,648.98/1,237,449.64 = 514,749.46/x
  3. Step 3: Cross multiply
    896,648.98x = 1,237,449.64 × 514,749.46
  4. Step 4: Simplify right side
    896,648.98x = 636,976,533,967.19
  5. Step 5: Solve for x
    x = 636,976,533,967.19/896,648.98
  6. Step 6: Final answer
    x = 710,396.76

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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.