Home / 946,509.29-1,306,028.76-559,270.87

Finding the Fourth Proportional to 946,509.29, 1,306,028.76 and 559,270.87

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Solution

The fourth proportional to 946,509.29, 1,306,028.76 and 559,270.87 is: 771,702.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,509.29 : 1,306,028.76 = 559,270.87 : x
  2. Step 2: Convert to fraction form
    946,509.29/1,306,028.76 = 559,270.87/x
  3. Step 3: Cross multiply
    946,509.29x = 1,306,028.76 × 559,270.87
  4. Step 4: Simplify right side
    946,509.29x = 730,423,834,320.08
  5. Step 5: Solve for x
    x = 730,423,834,320.08/946,509.29
  6. Step 6: Final answer
    x = 771,702.76

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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.