Home / 369,717.26-510,090.53-291,946.01

Finding the Fourth Proportional to 369,717.26, 510,090.53 and 291,946.01

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Solution

The fourth proportional to 369,717.26, 510,090.53 and 291,946.01 is: 402,791.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,717.26 : 510,090.53 = 291,946.01 : x
  2. Step 2: Convert to fraction form
    369,717.26/510,090.53 = 291,946.01/x
  3. Step 3: Cross multiply
    369,717.26x = 510,090.53 × 291,946.01
  4. Step 4: Simplify right side
    369,717.26x = 148,918,890,962.10
  5. Step 5: Solve for x
    x = 148,918,890,962.10/369,717.26
  6. Step 6: Final answer
    x = 402,791.29

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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.