Home / 1,050,802.64-1,576,425.40-340,775.32

Finding the Fourth Proportional to 1,050,802.64, 1,576,425.40 and 340,775.32

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Solution

The fourth proportional to 1,050,802.64, 1,576,425.40 and 340,775.32 is: 511,234.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,802.64 : 1,576,425.40 = 340,775.32 : x
  2. Step 2: Convert to fraction form
    1,050,802.64/1,576,425.40 = 340,775.32/x
  3. Step 3: Cross multiply
    1,050,802.64x = 1,576,425.40 × 340,775.32
  4. Step 4: Simplify right side
    1,050,802.64x = 537,206,870,141.13
  5. Step 5: Solve for x
    x = 537,206,870,141.13/1,050,802.64
  6. Step 6: Final answer
    x = 511,234.79

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Double scale
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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.