Home / 942,401.39-1,413,368.54-268,488.54

Finding the Fourth Proportional to 942,401.39, 1,413,368.54 and 268,488.54

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Solution

The fourth proportional to 942,401.39, 1,413,368.54 and 268,488.54 is: 402,666.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,401.39 : 1,413,368.54 = 268,488.54 : x
  2. Step 2: Convert to fraction form
    942,401.39/1,413,368.54 = 268,488.54/x
  3. Step 3: Cross multiply
    942,401.39x = 1,413,368.54 × 268,488.54
  4. Step 4: Simplify right side
    942,401.39x = 379,473,254,444.09
  5. Step 5: Solve for x
    x = 379,473,254,444.09/942,401.39
  6. Step 6: Final answer
    x = 402,666.27

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1.5x scale

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.