Home / 972,226.80-1,456,007.40-473,007.60

Finding the Fourth Proportional to 972,226.80, 1,456,007.40 and 473,007.60

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Solution

The fourth proportional to 972,226.80, 1,456,007.40 and 473,007.60 is: 708,376.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,226.80 : 1,456,007.40 = 473,007.60 : x
  2. Step 2: Convert to fraction form
    972,226.80/1,456,007.40 = 473,007.60/x
  3. Step 3: Cross multiply
    972,226.80x = 1,456,007.40 × 473,007.60
  4. Step 4: Simplify right side
    972,226.80x = 688,702,565,856.24
  5. Step 5: Solve for x
    x = 688,702,565,856.24/972,226.80
  6. Step 6: Final answer
    x = 708,376.45

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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.