Home / 529,983.09-793,137.54-507,938.13

Finding the Fourth Proportional to 529,983.09, 793,137.54 and 507,938.13

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Solution

The fourth proportional to 529,983.09, 793,137.54 and 507,938.13 is: 760,146.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,983.09 : 793,137.54 = 507,938.13 : x
  2. Step 2: Convert to fraction form
    529,983.09/793,137.54 = 507,938.13/x
  3. Step 3: Cross multiply
    529,983.09x = 793,137.54 × 507,938.13
  4. Step 4: Simplify right side
    529,983.09x = 402,864,798,900.40
  5. Step 5: Solve for x
    x = 402,864,798,900.40/529,983.09
  6. Step 6: Final answer
    x = 760,146.52

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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.