Home / 657,835.17-907,802.73-367,450.77

Finding the Fourth Proportional to 657,835.17, 907,802.73 and 367,450.77

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Solution

The fourth proportional to 657,835.17, 907,802.73 and 367,450.77 is: 507,076.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,835.17 : 907,802.73 = 367,450.77 : x
  2. Step 2: Convert to fraction form
    657,835.17/907,802.73 = 367,450.77/x
  3. Step 3: Cross multiply
    657,835.17x = 907,802.73 × 367,450.77
  4. Step 4: Simplify right side
    657,835.17x = 333,572,812,146.60
  5. Step 5: Solve for x
    x = 333,572,812,146.60/657,835.17
  6. Step 6: Final answer
    x = 507,076.59

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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.