Home / 760,059.09-1,048,778.19-454,070.72

Finding the Fourth Proportional to 760,059.09, 1,048,778.19 and 454,070.72

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Solution

The fourth proportional to 760,059.09, 1,048,778.19 and 454,070.72 is: 626,555.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,059.09 : 1,048,778.19 = 454,070.72 : x
  2. Step 2: Convert to fraction form
    760,059.09/1,048,778.19 = 454,070.72/x
  3. Step 3: Cross multiply
    760,059.09x = 1,048,778.19 × 454,070.72
  4. Step 4: Simplify right side
    760,059.09x = 476,219,470,475.54
  5. Step 5: Solve for x
    x = 476,219,470,475.54/760,059.09
  6. Step 6: Final answer
    x = 626,555.85

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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.