Home / 1,075,303.19-1,612,959-435,619.02

Finding the Fourth Proportional to 1,075,303.19, 1,612,959 and 435,619.02

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Solution

The fourth proportional to 1,075,303.19, 1,612,959 and 435,619.02 is: 653,430.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,303.19 : 1,612,959 = 435,619.02 : x
  2. Step 2: Convert to fraction form
    1,075,303.19/1,612,959 = 435,619.02/x
  3. Step 3: Cross multiply
    1,075,303.19x = 1,612,959 × 435,619.02
  4. Step 4: Simplify right side
    1,075,303.19x = 702,635,618,880.18
  5. Step 5: Solve for x
    x = 702,635,618,880.18/1,075,303.19
  6. Step 6: Final answer
    x = 653,430.24

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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.