Home / 920,747.52-1,270,666.08-507,301.32

Finding the Fourth Proportional to 920,747.52, 1,270,666.08 and 507,301.32

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Solution

The fourth proportional to 920,747.52, 1,270,666.08 and 507,301.32 is: 700,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,747.52 : 1,270,666.08 = 507,301.32 : x
  2. Step 2: Convert to fraction form
    920,747.52/1,270,666.08 = 507,301.32/x
  3. Step 3: Cross multiply
    920,747.52x = 1,270,666.08 × 507,301.32
  4. Step 4: Simplify right side
    920,747.52x = 644,610,579,663.23
  5. Step 5: Solve for x
    x = 644,610,579,663.23/920,747.52
  6. Step 6: Final answer
    x = 700,094.83

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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.