Home / 545,478.36-752,746.14-529,382.04

Finding the Fourth Proportional to 545,478.36, 752,746.14 and 529,382.04

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Solution

The fourth proportional to 545,478.36, 752,746.14 and 529,382.04 is: 730,533.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,478.36 : 752,746.14 = 529,382.04 : x
  2. Step 2: Convert to fraction form
    545,478.36/752,746.14 = 529,382.04/x
  3. Step 3: Cross multiply
    545,478.36x = 752,746.14 × 529,382.04
  4. Step 4: Simplify right side
    545,478.36x = 398,490,287,195.33
  5. Step 5: Solve for x
    x = 398,490,287,195.33/545,478.36
  6. Step 6: Final answer
    x = 730,533.63

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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.