Home / 942,911.04-1,301,249.16-513,206.76

Finding the Fourth Proportional to 942,911.04, 1,301,249.16 and 513,206.76

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Solution

The fourth proportional to 942,911.04, 1,301,249.16 and 513,206.76 is: 708,242.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,911.04 : 1,301,249.16 = 513,206.76 : x
  2. Step 2: Convert to fraction form
    942,911.04/1,301,249.16 = 513,206.76/x
  3. Step 3: Cross multiply
    942,911.04x = 1,301,249.16 × 513,206.76
  4. Step 4: Simplify right side
    942,911.04x = 667,809,865,356.32
  5. Step 5: Solve for x
    x = 667,809,865,356.32/942,911.04
  6. Step 6: Final answer
    x = 708,242.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.