Home / 525,784.80-788,677.20-464,959.20

Finding the Fourth Proportional to 525,784.80, 788,677.20 and 464,959.20

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Solution

The fourth proportional to 525,784.80, 788,677.20 and 464,959.20 is: 697,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,784.80 : 788,677.20 = 464,959.20 : x
  2. Step 2: Convert to fraction form
    525,784.80/788,677.20 = 464,959.20/x
  3. Step 3: Cross multiply
    525,784.80x = 788,677.20 × 464,959.20
  4. Step 4: Simplify right side
    525,784.80x = 366,702,719,970.24
  5. Step 5: Solve for x
    x = 366,702,719,970.24/525,784.80
  6. Step 6: Final answer
    x = 697,438.80

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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.