Home / 914,672.13-1,262,247.53-512,264.13

Finding the Fourth Proportional to 914,672.13, 1,262,247.53 and 512,264.13

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Solution

The fourth proportional to 914,672.13, 1,262,247.53 and 512,264.13 is: 706,924.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,672.13 : 1,262,247.53 = 512,264.13 : x
  2. Step 2: Convert to fraction form
    914,672.13/1,262,247.53 = 512,264.13/x
  3. Step 3: Cross multiply
    914,672.13x = 1,262,247.53 × 512,264.13
  4. Step 4: Simplify right side
    914,672.13x = 646,604,132,800.10
  5. Step 5: Solve for x
    x = 646,604,132,800.10/914,672.13
  6. Step 6: Final answer
    x = 706,924.49

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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.