Home / 907,802.83-1,252,771.48-545,232.86

Finding the Fourth Proportional to 907,802.83, 1,252,771.48 and 545,232.86

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Solution

The fourth proportional to 907,802.83, 1,252,771.48 and 545,232.86 is: 752,423.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,802.83 : 1,252,771.48 = 545,232.86 : x
  2. Step 2: Convert to fraction form
    907,802.83/1,252,771.48 = 545,232.86/x
  3. Step 3: Cross multiply
    907,802.83x = 1,252,771.48 × 545,232.86
  4. Step 4: Simplify right side
    907,802.83x = 683,052,176,966.83
  5. Step 5: Solve for x
    x = 683,052,176,966.83/907,802.83
  6. Step 6: Final answer
    x = 752,423.49

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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.