Home / 502,966.29-695,921.18-438,569.81

Finding the Fourth Proportional to 502,966.29, 695,921.18 and 438,569.81

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Solution

The fourth proportional to 502,966.29, 695,921.18 and 438,569.81 is: 606,820.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,966.29 : 695,921.18 = 438,569.81 : x
  2. Step 2: Convert to fraction form
    502,966.29/695,921.18 = 438,569.81/x
  3. Step 3: Cross multiply
    502,966.29x = 695,921.18 × 438,569.81
  4. Step 4: Simplify right side
    502,966.29x = 305,210,017,947.77
  5. Step 5: Solve for x
    x = 305,210,017,947.77/502,966.29
  6. Step 6: Final answer
    x = 606,820.03

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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.