Home / 782,904.30-1,174,465.80-333,621.60

Finding the Fourth Proportional to 782,904.30, 1,174,465.80 and 333,621.60

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Solution

The fourth proportional to 782,904.30, 1,174,465.80 and 333,621.60 is: 500,479.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,904.30 : 1,174,465.80 = 333,621.60 : x
  2. Step 2: Convert to fraction form
    782,904.30/1,174,465.80 = 333,621.60/x
  3. Step 3: Cross multiply
    782,904.30x = 1,174,465.80 × 333,621.60
  4. Step 4: Simplify right side
    782,904.30x = 391,827,159,341.28
  5. Step 5: Solve for x
    x = 391,827,159,341.28/782,904.30
  6. Step 6: Final answer
    x = 500,479.00

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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.