Home / 942,256.76-1,301,044.16-724,119.88

Finding the Fourth Proportional to 942,256.76, 1,301,044.16 and 724,119.88

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Solution

The fourth proportional to 942,256.76, 1,301,044.16 and 724,119.88 is: 999,846.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,256.76 : 1,301,044.16 = 724,119.88 : x
  2. Step 2: Convert to fraction form
    942,256.76/1,301,044.16 = 724,119.88/x
  3. Step 3: Cross multiply
    942,256.76x = 1,301,044.16 × 724,119.88
  4. Step 4: Simplify right side
    942,256.76x = 942,111,941,013.90
  5. Step 5: Solve for x
    x = 942,111,941,013.90/942,256.76
  6. Step 6: Final answer
    x = 999,846.31

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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.