Home / 745,999.16-1,117,316.31-522,358.02

Finding the Fourth Proportional to 745,999.16, 1,117,316.31 and 522,358.02

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Solution

The fourth proportional to 745,999.16, 1,117,316.31 and 522,358.02 is: 782,358.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,999.16 : 1,117,316.31 = 522,358.02 : x
  2. Step 2: Convert to fraction form
    745,999.16/1,117,316.31 = 522,358.02/x
  3. Step 3: Cross multiply
    745,999.16x = 1,117,316.31 × 522,358.02
  4. Step 4: Simplify right side
    745,999.16x = 583,639,135,405.31
  5. Step 5: Solve for x
    x = 583,639,135,405.31/745,999.16
  6. Step 6: Final answer
    x = 782,358.98

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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.