Home / 1,019,260.50-1,406,580.40-560,382.88

Finding the Fourth Proportional to 1,019,260.50, 1,406,580.40 and 560,382.88

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Solution

The fourth proportional to 1,019,260.50, 1,406,580.40 and 560,382.88 is: 773,328.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,260.50 : 1,406,580.40 = 560,382.88 : x
  2. Step 2: Convert to fraction form
    1,019,260.50/1,406,580.40 = 560,382.88/x
  3. Step 3: Cross multiply
    1,019,260.50x = 1,406,580.40 × 560,382.88
  4. Step 4: Simplify right side
    1,019,260.50x = 788,223,575,503.55
  5. Step 5: Solve for x
    x = 788,223,575,503.55/1,019,260.50
  6. Step 6: Final answer
    x = 773,328.87

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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.