Home / 948,282.72-1,308,752.40-540,533.28

Finding the Fourth Proportional to 948,282.72, 1,308,752.40 and 540,533.28

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Solution

The fourth proportional to 948,282.72, 1,308,752.40 and 540,533.28 is: 746,005.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,282.72 : 1,308,752.40 = 540,533.28 : x
  2. Step 2: Convert to fraction form
    948,282.72/1,308,752.40 = 540,533.28/x
  3. Step 3: Cross multiply
    948,282.72x = 1,308,752.40 × 540,533.28
  4. Step 4: Simplify right side
    948,282.72x = 707,424,227,479.87
  5. Step 5: Solve for x
    x = 707,424,227,479.87/948,282.72
  6. Step 6: Final answer
    x = 746,005.61

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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.