Home / 1,172,681.28-1,759,275.36-363,064.32

Finding the Fourth Proportional to 1,172,681.28, 1,759,275.36 and 363,064.32

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Solution

The fourth proportional to 1,172,681.28, 1,759,275.36 and 363,064.32 is: 544,674.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,681.28 : 1,759,275.36 = 363,064.32 : x
  2. Step 2: Convert to fraction form
    1,172,681.28/1,759,275.36 = 363,064.32/x
  3. Step 3: Cross multiply
    1,172,681.28x = 1,759,275.36 × 363,064.32
  4. Step 4: Simplify right side
    1,172,681.28x = 638,730,112,271.16
  5. Step 5: Solve for x
    x = 638,730,112,271.16/1,172,681.28
  6. Step 6: Final answer
    x = 544,674.95

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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.