Home / 779,709.24-1,075,884.23-435,502.76

Finding the Fourth Proportional to 779,709.24, 1,075,884.23 and 435,502.76

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Solution

The fourth proportional to 779,709.24, 1,075,884.23 and 435,502.76 is: 600,929.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,709.24 : 1,075,884.23 = 435,502.76 : x
  2. Step 2: Convert to fraction form
    779,709.24/1,075,884.23 = 435,502.76/x
  3. Step 3: Cross multiply
    779,709.24x = 1,075,884.23 × 435,502.76
  4. Step 4: Simplify right side
    779,709.24x = 468,550,551,605.48
  5. Step 5: Solve for x
    x = 468,550,551,605.48/779,709.24
  6. Step 6: Final answer
    x = 600,929.84

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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.