Home / 745,091.73-1,117,746.95-239,486.04

Finding the Fourth Proportional to 745,091.73, 1,117,746.95 and 239,486.04

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Solution

The fourth proportional to 745,091.73, 1,117,746.95 and 239,486.04 is: 359,264.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,091.73 : 1,117,746.95 = 239,486.04 : x
  2. Step 2: Convert to fraction form
    745,091.73/1,117,746.95 = 239,486.04/x
  3. Step 3: Cross multiply
    745,091.73x = 1,117,746.95 × 239,486.04
  4. Step 4: Simplify right side
    745,091.73x = 267,684,789,580.15
  5. Step 5: Solve for x
    x = 267,684,789,580.15/745,091.73
  6. Step 6: Final answer
    x = 359,264.21

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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.