Home / 870,057.04-1,200,673.44-507,452.44

Finding the Fourth Proportional to 870,057.04, 1,200,673.44 and 507,452.44

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Solution

The fourth proportional to 870,057.04, 1,200,673.44 and 507,452.44 is: 700,281.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,057.04 : 1,200,673.44 = 507,452.44 : x
  2. Step 2: Convert to fraction form
    870,057.04/1,200,673.44 = 507,452.44/x
  3. Step 3: Cross multiply
    870,057.04x = 1,200,673.44 × 507,452.44
  4. Step 4: Simplify right side
    870,057.04x = 609,284,666,771.19
  5. Step 5: Solve for x
    x = 609,284,666,771.19/870,057.04
  6. Step 6: Final answer
    x = 700,281.29

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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.