Home / 742,513.50-1,113,393.87-362,866.68

Finding the Fourth Proportional to 742,513.50, 1,113,393.87 and 362,866.68

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Solution

The fourth proportional to 742,513.50, 1,113,393.87 and 362,866.68 is: 544,116.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,513.50 : 1,113,393.87 = 362,866.68 : x
  2. Step 2: Convert to fraction form
    742,513.50/1,113,393.87 = 362,866.68/x
  3. Step 3: Cross multiply
    742,513.50x = 1,113,393.87 × 362,866.68
  4. Step 4: Simplify right side
    742,513.50x = 404,013,537,139.25
  5. Step 5: Solve for x
    x = 404,013,537,139.25/742,513.50
  6. Step 6: Final answer
    x = 544,116.08

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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.