Home / 739,763.52-1,020,856.08-417,465.04

Finding the Fourth Proportional to 739,763.52, 1,020,856.08 and 417,465.04

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Solution

The fourth proportional to 739,763.52, 1,020,856.08 and 417,465.04 is: 576,091.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,763.52 : 1,020,856.08 = 417,465.04 : x
  2. Step 2: Convert to fraction form
    739,763.52/1,020,856.08 = 417,465.04/x
  3. Step 3: Cross multiply
    739,763.52x = 1,020,856.08 × 417,465.04
  4. Step 4: Simplify right side
    739,763.52x = 426,171,724,271.44
  5. Step 5: Solve for x
    x = 426,171,724,271.44/739,763.52
  6. Step 6: Final answer
    x = 576,091.84

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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.