Home / 913,461.36-1,370,323.32-282,424.38

Finding the Fourth Proportional to 913,461.36, 1,370,323.32 and 282,424.38

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Solution

The fourth proportional to 913,461.36, 1,370,323.32 and 282,424.38 is: 423,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,461.36 : 1,370,323.32 = 282,424.38 : x
  2. Step 2: Convert to fraction form
    913,461.36/1,370,323.32 = 282,424.38/x
  3. Step 3: Cross multiply
    913,461.36x = 1,370,323.32 × 282,424.38
  4. Step 4: Simplify right side
    913,461.36x = 387,012,714,050.54
  5. Step 5: Solve for x
    x = 387,012,714,050.54/913,461.36
  6. Step 6: Final answer
    x = 423,677.16

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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.