Home / 912,155.52-1,368,210.24-247,290.24

Finding the Fourth Proportional to 912,155.52, 1,368,210.24 and 247,290.24

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Solution

The fourth proportional to 912,155.52, 1,368,210.24 and 247,290.24 is: 370,929.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,155.52 : 1,368,210.24 = 247,290.24 : x
  2. Step 2: Convert to fraction form
    912,155.52/1,368,210.24 = 247,290.24/x
  3. Step 3: Cross multiply
    912,155.52x = 1,368,210.24 × 247,290.24
  4. Step 4: Simplify right side
    912,155.52x = 338,345,038,620.06
  5. Step 5: Solve for x
    x = 338,345,038,620.06/912,155.52
  6. Step 6: Final answer
    x = 370,929.11

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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.