Home / 486,927.03-671,946.75-272,068.86

Finding the Fourth Proportional to 486,927.03, 671,946.75 and 272,068.86

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Solution

The fourth proportional to 486,927.03, 671,946.75 and 272,068.86 is: 375,448.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,927.03 : 671,946.75 = 272,068.86 : x
  2. Step 2: Convert to fraction form
    486,927.03/671,946.75 = 272,068.86/x
  3. Step 3: Cross multiply
    486,927.03x = 671,946.75 × 272,068.86
  4. Step 4: Simplify right side
    486,927.03x = 182,815,786,253.21
  5. Step 5: Solve for x
    x = 182,815,786,253.21/486,927.03
  6. Step 6: Final answer
    x = 375,448.01

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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.