Home / 1,143,931.59-1,715,909.63-345,220.29

Finding the Fourth Proportional to 1,143,931.59, 1,715,909.63 and 345,220.29

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Solution

The fourth proportional to 1,143,931.59, 1,715,909.63 and 345,220.29 is: 517,834.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,931.59 : 1,715,909.63 = 345,220.29 : x
  2. Step 2: Convert to fraction form
    1,143,931.59/1,715,909.63 = 345,220.29/x
  3. Step 3: Cross multiply
    1,143,931.59x = 1,715,909.63 × 345,220.29
  4. Step 4: Simplify right side
    1,143,931.59x = 592,366,818,356.29
  5. Step 5: Solve for x
    x = 592,366,818,356.29/1,143,931.59
  6. Step 6: Final answer
    x = 517,834.13

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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.