Home / 953,242.15-1,429,862.40-243,270.26

Finding the Fourth Proportional to 953,242.15, 1,429,862.40 and 243,270.26

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Solution

The fourth proportional to 953,242.15, 1,429,862.40 and 243,270.26 is: 364,905.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,242.15 : 1,429,862.40 = 243,270.26 : x
  2. Step 2: Convert to fraction form
    953,242.15/1,429,862.40 = 243,270.26/x
  3. Step 3: Cross multiply
    953,242.15x = 1,429,862.40 × 243,270.26
  4. Step 4: Simplify right side
    953,242.15x = 347,842,997,812.22
  5. Step 5: Solve for x
    x = 347,842,997,812.22/953,242.15
  6. Step 6: Final answer
    x = 364,905.18

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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.