Home / 571,038.72-788,065.32-326,095.80

Finding the Fourth Proportional to 571,038.72, 788,065.32 and 326,095.80

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Solution

The fourth proportional to 571,038.72, 788,065.32 and 326,095.80 is: 450,030.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,038.72 : 788,065.32 = 326,095.80 : x
  2. Step 2: Convert to fraction form
    571,038.72/788,065.32 = 326,095.80/x
  3. Step 3: Cross multiply
    571,038.72x = 788,065.32 × 326,095.80
  4. Step 4: Simplify right side
    571,038.72x = 256,984,790,977.66
  5. Step 5: Solve for x
    x = 256,984,790,977.66/571,038.72
  6. Step 6: Final answer
    x = 450,030.41

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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.