Home / 917,342.40-1,376,013.60-537,873.60

Finding the Fourth Proportional to 917,342.40, 1,376,013.60 and 537,873.60

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Solution

The fourth proportional to 917,342.40, 1,376,013.60 and 537,873.60 is: 806,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,342.40 : 1,376,013.60 = 537,873.60 : x
  2. Step 2: Convert to fraction form
    917,342.40/1,376,013.60 = 537,873.60/x
  3. Step 3: Cross multiply
    917,342.40x = 1,376,013.60 × 537,873.60
  4. Step 4: Simplify right side
    917,342.40x = 740,121,388,680.96
  5. Step 5: Solve for x
    x = 740,121,388,680.96/917,342.40
  6. Step 6: Final answer
    x = 806,810.40

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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.