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Finding the Fourth Proportional to 583,895.64, 875,423.10 and 358,791

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Solution

The fourth proportional to 583,895.64, 875,423.10 and 358,791 is: 537,928.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,895.64 : 875,423.10 = 358,791 : x
  2. Step 2: Convert to fraction form
    583,895.64/875,423.10 = 358,791/x
  3. Step 3: Cross multiply
    583,895.64x = 875,423.10 × 358,791
  4. Step 4: Simplify right side
    583,895.64x = 314,093,929,472.10
  5. Step 5: Solve for x
    x = 314,093,929,472.10/583,895.64
  6. Step 6: Final answer
    x = 537,928.20

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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.