Home / 713,030.80-1,068,826.50-446,978.16

Finding the Fourth Proportional to 713,030.80, 1,068,826.50 and 446,978.16

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Solution

The fourth proportional to 713,030.80, 1,068,826.50 and 446,978.16 is: 670,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,030.80 : 1,068,826.50 = 446,978.16 : x
  2. Step 2: Convert to fraction form
    713,030.80/1,068,826.50 = 446,978.16/x
  3. Step 3: Cross multiply
    713,030.80x = 1,068,826.50 × 446,978.16
  4. Step 4: Simplify right side
    713,030.80x = 477,742,102,329.24
  5. Step 5: Solve for x
    x = 477,742,102,329.24/713,030.80
  6. Step 6: Final answer
    x = 670,016.08

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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.