Home / 936,035.55-1,402,925.40-429,898.14

Finding the Fourth Proportional to 936,035.55, 1,402,925.40 and 429,898.14

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Solution

The fourth proportional to 936,035.55, 1,402,925.40 and 429,898.14 is: 644,329.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,035.55 : 1,402,925.40 = 429,898.14 : x
  2. Step 2: Convert to fraction form
    936,035.55/1,402,925.40 = 429,898.14/x
  3. Step 3: Cross multiply
    936,035.55x = 1,402,925.40 × 429,898.14
  4. Step 4: Simplify right side
    936,035.55x = 603,115,020,018.76
  5. Step 5: Solve for x
    x = 603,115,020,018.76/936,035.55
  6. Step 6: Final answer
    x = 644,329.18

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1.5x scale

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.