Home / 1,232,458.80-1,848,688.20-434,641.20

Finding the Fourth Proportional to 1,232,458.80, 1,848,688.20 and 434,641.20

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Solution

The fourth proportional to 1,232,458.80, 1,848,688.20 and 434,641.20 is: 651,961.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,458.80 : 1,848,688.20 = 434,641.20 : x
  2. Step 2: Convert to fraction form
    1,232,458.80/1,848,688.20 = 434,641.20/x
  3. Step 3: Cross multiply
    1,232,458.80x = 1,848,688.20 × 434,641.20
  4. Step 4: Simplify right side
    1,232,458.80x = 803,516,057,673.84
  5. Step 5: Solve for x
    x = 803,516,057,673.84/1,232,458.80
  6. Step 6: Final answer
    x = 651,961.80

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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.