Home / 1,145,909.40-1,717,730.10-506,560.20

Finding the Fourth Proportional to 1,145,909.40, 1,717,730.10 and 506,560.20

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Solution

The fourth proportional to 1,145,909.40, 1,717,730.10 and 506,560.20 is: 759,339.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,909.40 : 1,717,730.10 = 506,560.20 : x
  2. Step 2: Convert to fraction form
    1,145,909.40/1,717,730.10 = 506,560.20/x
  3. Step 3: Cross multiply
    1,145,909.40x = 1,717,730.10 × 506,560.20
  4. Step 4: Simplify right side
    1,145,909.40x = 870,133,703,002.02
  5. Step 5: Solve for x
    x = 870,133,703,002.02/1,145,909.40
  6. Step 6: Final answer
    x = 759,339.00

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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.