Home / 803,582.14-1,108,870.01-476,838.76

Finding the Fourth Proportional to 803,582.14, 1,108,870.01 and 476,838.76

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Solution

The fourth proportional to 803,582.14, 1,108,870.01 and 476,838.76 is: 657,993.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,582.14 : 1,108,870.01 = 476,838.76 : x
  2. Step 2: Convert to fraction form
    803,582.14/1,108,870.01 = 476,838.76/x
  3. Step 3: Cross multiply
    803,582.14x = 1,108,870.01 × 476,838.76
  4. Step 4: Simplify right side
    803,582.14x = 528,752,197,502.91
  5. Step 5: Solve for x
    x = 528,752,197,502.91/803,582.14
  6. Step 6: Final answer
    x = 657,993.96

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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.