Home / 1,005,387.29-1,507,607.13-365,239.63

Finding the Fourth Proportional to 1,005,387.29, 1,507,607.13 and 365,239.63

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Solution

The fourth proportional to 1,005,387.29, 1,507,607.13 and 365,239.63 is: 547,687.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,387.29 : 1,507,607.13 = 365,239.63 : x
  2. Step 2: Convert to fraction form
    1,005,387.29/1,507,607.13 = 365,239.63/x
  3. Step 3: Cross multiply
    1,005,387.29x = 1,507,607.13 × 365,239.63
  4. Step 4: Simplify right side
    1,005,387.29x = 550,637,873,600.72
  5. Step 5: Solve for x
    x = 550,637,873,600.72/1,005,387.29
  6. Step 6: Final answer
    x = 547,687.32

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1.5x scale

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.