Home / 989,275.46-1,483,152.84-502,557.46

Finding the Fourth Proportional to 989,275.46, 1,483,152.84 and 502,557.46

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Solution

The fourth proportional to 989,275.46, 1,483,152.84 and 502,557.46 is: 753,449.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,275.46 : 1,483,152.84 = 502,557.46 : x
  2. Step 2: Convert to fraction form
    989,275.46/1,483,152.84 = 502,557.46/x
  3. Step 3: Cross multiply
    989,275.46x = 1,483,152.84 × 502,557.46
  4. Step 4: Simplify right side
    989,275.46x = 745,369,514,133.64
  5. Step 5: Solve for x
    x = 745,369,514,133.64/989,275.46
  6. Step 6: Final answer
    x = 753,449.92

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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.