Home / 536,430.09-804,642.86-137,070.23

Finding the Fourth Proportional to 536,430.09, 804,642.86 and 137,070.23

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Solution

The fourth proportional to 536,430.09, 804,642.86 and 137,070.23 is: 205,604.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,430.09 : 804,642.86 = 137,070.23 : x
  2. Step 2: Convert to fraction form
    536,430.09/804,642.86 = 137,070.23/x
  3. Step 3: Cross multiply
    536,430.09x = 804,642.86 × 137,070.23
  4. Step 4: Simplify right side
    536,430.09x = 110,292,578,207.52
  5. Step 5: Solve for x
    x = 110,292,578,207.52/536,430.09
  6. Step 6: Final answer
    x = 205,604.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.