Home / 569,280.16-785,559.36-314,631.36

Finding the Fourth Proportional to 569,280.16, 785,559.36 and 314,631.36

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Solution

The fourth proportional to 569,280.16, 785,559.36 and 314,631.36 is: 434,165.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,280.16 : 785,559.36 = 314,631.36 : x
  2. Step 2: Convert to fraction form
    569,280.16/785,559.36 = 314,631.36/x
  3. Step 3: Cross multiply
    569,280.16x = 785,559.36 × 314,631.36
  4. Step 4: Simplify right side
    569,280.16x = 247,161,609,797.53
  5. Step 5: Solve for x
    x = 247,161,609,797.53/569,280.16
  6. Step 6: Final answer
    x = 434,165.16

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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.