Home / 770,349.65-1,156,646.12-546,896.57

Finding the Fourth Proportional to 770,349.65, 1,156,646.12 and 546,896.57

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Solution

The fourth proportional to 770,349.65, 1,156,646.12 and 546,896.57 is: 821,141.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,349.65 : 1,156,646.12 = 546,896.57 : x
  2. Step 2: Convert to fraction form
    770,349.65/1,156,646.12 = 546,896.57/x
  3. Step 3: Cross multiply
    770,349.65x = 1,156,646.12 × 546,896.57
  4. Step 4: Simplify right side
    770,349.65x = 632,565,787,214.10
  5. Step 5: Solve for x
    x = 632,565,787,214.10/770,349.65
  6. Step 6: Final answer
    x = 821,141.14

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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.