Home / 1,018,547.10-1,527,979.14-308,406.06

Finding the Fourth Proportional to 1,018,547.10, 1,527,979.14 and 308,406.06

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Solution

The fourth proportional to 1,018,547.10, 1,527,979.14 and 308,406.06 is: 462,657.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,547.10 : 1,527,979.14 = 308,406.06 : x
  2. Step 2: Convert to fraction form
    1,018,547.10/1,527,979.14 = 308,406.06/x
  3. Step 3: Cross multiply
    1,018,547.10x = 1,527,979.14 × 308,406.06
  4. Step 4: Simplify right side
    1,018,547.10x = 471,238,026,329.59
  5. Step 5: Solve for x
    x = 471,238,026,329.59/1,018,547.10
  6. Step 6: Final answer
    x = 462,657.08

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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.