Home / 942,004.95-1,299,954.58-512,275.85

Finding the Fourth Proportional to 942,004.95, 1,299,954.58 and 512,275.85

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Solution

The fourth proportional to 942,004.95, 1,299,954.58 and 512,275.85 is: 706,934.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,004.95 : 1,299,954.58 = 512,275.85 : x
  2. Step 2: Convert to fraction form
    942,004.95/1,299,954.58 = 512,275.85/x
  3. Step 3: Cross multiply
    942,004.95x = 1,299,954.58 × 512,275.85
  4. Step 4: Simplify right side
    942,004.95x = 665,935,337,430.89
  5. Step 5: Solve for x
    x = 665,935,337,430.89/942,004.95
  6. Step 6: Final answer
    x = 706,934.01

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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.