Home / 1,415,014.77-2,122,854.33-468,385.50

Finding the Fourth Proportional to 1,415,014.77, 2,122,854.33 and 468,385.50

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Solution

The fourth proportional to 1,415,014.77, 2,122,854.33 and 468,385.50 is: 702,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,014.77 : 2,122,854.33 = 468,385.50 : x
  2. Step 2: Convert to fraction form
    1,415,014.77/2,122,854.33 = 468,385.50/x
  3. Step 3: Cross multiply
    1,415,014.77x = 2,122,854.33 × 468,385.50
  4. Step 4: Simplify right side
    1,415,014.77x = 994,314,186,784.22
  5. Step 5: Solve for x
    x = 994,314,186,784.22/1,415,014.77
  6. Step 6: Final answer
    x = 702,688.20

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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.