Home / 1,075,657.50-1,613,495.47-307,153.22

Finding the Fourth Proportional to 1,075,657.50, 1,613,495.47 and 307,153.22

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Solution

The fourth proportional to 1,075,657.50, 1,613,495.47 and 307,153.22 is: 460,732.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,657.50 : 1,613,495.47 = 307,153.22 : x
  2. Step 2: Convert to fraction form
    1,075,657.50/1,613,495.47 = 307,153.22/x
  3. Step 3: Cross multiply
    1,075,657.50x = 1,613,495.47 × 307,153.22
  4. Step 4: Simplify right side
    1,075,657.50x = 495,590,321,670.33
  5. Step 5: Solve for x
    x = 495,590,321,670.33/1,075,657.50
  6. Step 6: Final answer
    x = 460,732.46

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Double scale
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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.