Home / 1,051,056.64-1,576,339.20-340,902.40

Finding the Fourth Proportional to 1,051,056.64, 1,576,339.20 and 340,902.40

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Solution

The fourth proportional to 1,051,056.64, 1,576,339.20 and 340,902.40 is: 511,273.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,056.64 : 1,576,339.20 = 340,902.40 : x
  2. Step 2: Convert to fraction form
    1,051,056.64/1,576,339.20 = 340,902.40/x
  3. Step 3: Cross multiply
    1,051,056.64x = 1,576,339.20 × 340,902.40
  4. Step 4: Simplify right side
    1,051,056.64x = 537,377,816,494.08
  5. Step 5: Solve for x
    x = 537,377,816,494.08/1,051,056.64
  6. Step 6: Final answer
    x = 511,273.89

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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.