Home / 974,085.84-1,344,122.01-538,444.35

Finding the Fourth Proportional to 974,085.84, 1,344,122.01 and 538,444.35

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Solution

The fourth proportional to 974,085.84, 1,344,122.01 and 538,444.35 is: 742,988.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,085.84 : 1,344,122.01 = 538,444.35 : x
  2. Step 2: Convert to fraction form
    974,085.84/1,344,122.01 = 538,444.35/x
  3. Step 3: Cross multiply
    974,085.84x = 1,344,122.01 × 538,444.35
  4. Step 4: Simplify right side
    974,085.84x = 723,734,901,995.14
  5. Step 5: Solve for x
    x = 723,734,901,995.14/974,085.84
  6. Step 6: Final answer
    x = 742,988.83

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1.5x scale

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.