Home / 736,567.80-1,104,851.70-618,372.60

Finding the Fourth Proportional to 736,567.80, 1,104,851.70 and 618,372.60

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Solution

The fourth proportional to 736,567.80, 1,104,851.70 and 618,372.60 is: 927,558.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,567.80 : 1,104,851.70 = 618,372.60 : x
  2. Step 2: Convert to fraction form
    736,567.80/1,104,851.70 = 618,372.60/x
  3. Step 3: Cross multiply
    736,567.80x = 1,104,851.70 × 618,372.60
  4. Step 4: Simplify right side
    736,567.80x = 683,210,018,343.42
  5. Step 5: Solve for x
    x = 683,210,018,343.42/736,567.80
  6. Step 6: Final answer
    x = 927,558.90

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Double scale
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Similar ratio
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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.