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Finding the Fourth Proportional to 586,698.22, 880,417.55 and 249,738.36

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Solution

The fourth proportional to 586,698.22, 880,417.55 and 249,738.36 is: 374,765.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,698.22 : 880,417.55 = 249,738.36 : x
  2. Step 2: Convert to fraction form
    586,698.22/880,417.55 = 249,738.36/x
  3. Step 3: Cross multiply
    586,698.22x = 880,417.55 × 249,738.36
  4. Step 4: Simplify right side
    586,698.22x = 219,874,030,650.13
  5. Step 5: Solve for x
    x = 219,874,030,650.13/586,698.22
  6. Step 6: Final answer
    x = 374,765.12

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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.