Home / 912,368.40-1,368,552.60-413,732.40

Finding the Fourth Proportional to 912,368.40, 1,368,552.60 and 413,732.40

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Solution

The fourth proportional to 912,368.40, 1,368,552.60 and 413,732.40 is: 620,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,368.40 : 1,368,552.60 = 413,732.40 : x
  2. Step 2: Convert to fraction form
    912,368.40/1,368,552.60 = 413,732.40/x
  3. Step 3: Cross multiply
    912,368.40x = 1,368,552.60 × 413,732.40
  4. Step 4: Simplify right side
    912,368.40x = 566,214,551,724.24
  5. Step 5: Solve for x
    x = 566,214,551,724.24/912,368.40
  6. Step 6: Final answer
    x = 620,598.60

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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.