Home / 748,483.93-1,032,906.98-404,319.77

Finding the Fourth Proportional to 748,483.93, 1,032,906.98 and 404,319.77

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Solution

The fourth proportional to 748,483.93, 1,032,906.98 and 404,319.77 is: 557,960.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,483.93 : 1,032,906.98 = 404,319.77 : x
  2. Step 2: Convert to fraction form
    748,483.93/1,032,906.98 = 404,319.77/x
  3. Step 3: Cross multiply
    748,483.93x = 1,032,906.98 × 404,319.77
  4. Step 4: Simplify right side
    748,483.93x = 417,624,710,563.40
  5. Step 5: Solve for x
    x = 417,624,710,563.40/748,483.93
  6. Step 6: Final answer
    x = 557,960.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.